42718000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 160

約数和(自身を含む): 116992512

約数和(自身を除く): 74274512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 53, 62, 65, 80, 100, 104, 106, 124, 125, 130, 155, 200, 208, 212, 248, 250, 260, 265, 310, 325, 400, 403, 424, 496, 500, 520, 530, 620, 650, 689, 775, 806, 848, 1000, 1040, 1060, 1240, 1300, 1325, 1378, 1550, 1612, 1625, 1643, 2000, 2015, 2120, 2480, 2600, 2650, 2756, 3100, 3224, 3250, 3286, 3445, 3875, 4030, 4240, 5200, 5300, 5512, 6200, 6448, 6500, 6572, 6625, 6890, 7750, 8060, 8215, 10075, 10600, 11024, 12400, 13000, 13144, 13250, 13780, 15500, 16120, 16430, 17225, 20150, 21200, 21359, 26000, 26288, 26500, 27560, 31000, 32240, 32860, 34450, 40300, 41075, 42718, 50375, 53000, 55120, 62000, 65720, 68900, 80600, 82150, 85436, 86125, 100750, 106000, 106795, 131440, 137800, 161200, 164300, 170872, 172250, 201500, 205375, 213590, 275600, 328600, 341744, 344500, 403000, 410750, 427180, 533975, 657200, 689000, 806000, 821500, 854360, 1067950, 1378000, 1643000, 1708720, 2135900, 2669875, 3286000, 4271800, 5339750, 8543600, 10679500, 21359000, 42718000]

約数ペア:

[(1, 42718000), (2, 21359000), (4, 10679500), (5, 8543600), (8, 5339750), (10, 4271800), (13, 3286000), (16, 2669875), (20, 2135900), (25, 1708720), (26, 1643000), (31, 1378000), (40, 1067950), (50, 854360), (52, 821500), (53, 806000), (62, 689000), (65, 657200), (80, 533975), (100, 427180), (104, 410750), (106, 403000), (124, 344500), (125, 341744), (130, 328600), (155, 275600), (200, 213590), (208, 205375), (212, 201500), (248, 172250), (250, 170872), (260, 164300), (265, 161200), (310, 137800), (325, 131440), (400, 106795), (403, 106000), (424, 100750), (496, 86125), (500, 85436), (520, 82150), (530, 80600), (620, 68900), (650, 65720), (689, 62000), (775, 55120), (806, 53000), (848, 50375), (1000, 42718), (1040, 41075), (1060, 40300), (1240, 34450), (1300, 32860), (1325, 32240), (1378, 31000), (1550, 27560), (1612, 26500), (1625, 26288), (1643, 26000), (2000, 21359), (2015, 21200), (2120, 20150), (2480, 17225), (2600, 16430), (2650, 16120), (2756, 15500), (3100, 13780), (3224, 13250), (3250, 13144), (3286, 13000), (3445, 12400), (3875, 11024), (4030, 10600), (4240, 10075), (5200, 8215), (5300, 8060), (5512, 7750), (6200, 6890), (6448, 6625), (6500, 6572)]