20009938000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1219

約数の個数: 240

約数和(自身を含む): 53428495536

約数和(自身を除く): 33418557536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 53, 65, 80, 100, 104, 106, 125, 130, 169, 200, 208, 212, 250, 260, 265, 325, 338, 400, 424, 500, 520, 530, 650, 676, 689, 845, 848, 1000, 1040, 1060, 1117, 1300, 1325, 1352, 1378, 1625, 1690, 2000, 2120, 2234, 2600, 2650, 2704, 2756, 3250, 3380, 3445, 4225, 4240, 4468, 5200, 5300, 5512, 5585, 6500, 6625, 6760, 6890, 8450, 8936, 8957, 10600, 11024, 11170, 13000, 13250, 13520, 13780, 14521, 16900, 17225, 17872, 17914, 21125, 21200, 22340, 26000, 26500, 27560, 27925, 29042, 33800, 34450, 35828, 42250, 44680, 44785, 53000, 55120, 55850, 58084, 59201, 67600, 68900, 71656, 72605, 84500, 86125, 89360, 89570, 106000, 111700, 116168, 118402, 137800, 139625, 143312, 145210, 169000, 172250, 179140, 188773, 223400, 223925, 232336, 236804, 275600, 279250, 290420, 296005, 338000, 344500, 358280, 363025, 377546, 446800, 447850, 473608, 558500, 580840, 592010, 689000, 716560, 726050, 755092, 769613, 895700, 943865, 947216, 1117000, 1119625, 1161680, 1184020, 1378000, 1452100, 1480025, 1510184, 1539226, 1791400, 1815125, 1887730, 2234000, 2239250, 2368040, 2904200, 2960050, 3020368, 3078452, 3582800, 3630250, 3775460, 3848065, 4478500, 4719325, 4736080, 5808400, 5920100, 6156904, 7260500, 7400125, 7550920, 7696130, 8957000, 9438650, 10004969, 11840200, 12313808, 14521000, 14800250, 15101840, 15392260, 17914000, 18877300, 19240325, 20009938, 23596625, 23680400, 29042000, 29600500, 30784520, 37754600, 38480650, 40019876, 47193250, 50024845, 59201000, 61569040, 75509200, 76961300, 80039752, 94386500, 96201625, 100049690, 118402000, 153922600, 160079504, 188773000, 192403250, 200099380, 250124225, 307845200, 377546000, 384806500, 400198760, 500248450, 769613000, 800397520, 1000496900, 1250621125, 1539226000, 2000993800, 2501242250, 4001987600, 5002484500, 10004969000, 20009938000]

約数ペア:

[(1, 20009938000), (2, 10004969000), (4, 5002484500), (5, 4001987600), (8, 2501242250), (10, 2000993800), (13, 1539226000), (16, 1250621125), (20, 1000496900), (25, 800397520), (26, 769613000), (40, 500248450), (50, 400198760), (52, 384806500), (53, 377546000), (65, 307845200), (80, 250124225), (100, 200099380), (104, 192403250), (106, 188773000), (125, 160079504), (130, 153922600), (169, 118402000), (200, 100049690), (208, 96201625), (212, 94386500), (250, 80039752), (260, 76961300), (265, 75509200), (325, 61569040), (338, 59201000), (400, 50024845), (424, 47193250), (500, 40019876), (520, 38480650), (530, 37754600), (650, 30784520), (676, 29600500), (689, 29042000), (845, 23680400), (848, 23596625), (1000, 20009938), (1040, 19240325), (1060, 18877300), (1117, 17914000), (1300, 15392260), (1325, 15101840), (1352, 14800250), (1378, 14521000), (1625, 12313808), (1690, 11840200), (2000, 10004969), (2120, 9438650), (2234, 8957000), (2600, 7696130), (2650, 7550920), (2704, 7400125), (2756, 7260500), (3250, 6156904), (3380, 5920100), (3445, 5808400), (4225, 4736080), (4240, 4719325), (4468, 4478500), (5200, 3848065), (5300, 3775460), (5512, 3630250), (5585, 3582800), (6500, 3078452), (6625, 3020368), (6760, 2960050), (6890, 2904200), (8450, 2368040), (8936, 2239250), (8957, 2234000), (10600, 1887730), (11024, 1815125), (11170, 1791400), (13000, 1539226), (13250, 1510184), (13520, 1480025), (13780, 1452100), (14521, 1378000), (16900, 1184020), (17225, 1161680), (17872, 1119625), (17914, 1117000), (21125, 947216), (21200, 943865), (22340, 895700), (26000, 769613), (26500, 755092), (27560, 726050), (27925, 716560), (29042, 689000), (33800, 592010), (34450, 580840), (35828, 558500), (42250, 473608), (44680, 447850), (44785, 446800), (53000, 377546), (55120, 363025), (55850, 358280), (58084, 344500), (59201, 338000), (67600, 296005), (68900, 290420), (71656, 279250), (72605, 275600), (84500, 236804), (86125, 232336), (89360, 223925), (89570, 223400), (106000, 188773), (111700, 179140), (116168, 172250), (118402, 169000), (137800, 145210), (139625, 143312)]