25734800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 180

約数和(自身を含む): 78221556

約数和(自身を除く): 52486756

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 101, 104, 112, 130, 140, 175, 182, 196, 200, 202, 208, 245, 260, 280, 325, 350, 364, 392, 400, 404, 455, 490, 505, 520, 560, 637, 650, 700, 707, 728, 784, 808, 910, 980, 1010, 1040, 1225, 1274, 1300, 1313, 1400, 1414, 1456, 1616, 1820, 1960, 2020, 2275, 2450, 2525, 2548, 2600, 2626, 2800, 2828, 3185, 3535, 3640, 3920, 4040, 4550, 4900, 4949, 5050, 5096, 5200, 5252, 5656, 6370, 6565, 7070, 7280, 8080, 9100, 9191, 9800, 9898, 10100, 10192, 10504, 11312, 12740, 13130, 14140, 15925, 17675, 18200, 18382, 19600, 19796, 20200, 21008, 24745, 25480, 26260, 28280, 31850, 32825, 35350, 36400, 36764, 39592, 40400, 45955, 49490, 50960, 52520, 56560, 63700, 64337, 65650, 70700, 73528, 79184, 91910, 98980, 105040, 123725, 127400, 128674, 131300, 141400, 147056, 183820, 197960, 229775, 247450, 254800, 257348, 262600, 282800, 321685, 367640, 395920, 459550, 494900, 514696, 525200, 643370, 735280, 919100, 989800, 1029392, 1286740, 1608425, 1838200, 1979600, 2573480, 3216850, 3676400, 5146960, 6433700, 12867400, 25734800]

約数ペア:

[(1, 25734800), (2, 12867400), (4, 6433700), (5, 5146960), (7, 3676400), (8, 3216850), (10, 2573480), (13, 1979600), (14, 1838200), (16, 1608425), (20, 1286740), (25, 1029392), (26, 989800), (28, 919100), (35, 735280), (40, 643370), (49, 525200), (50, 514696), (52, 494900), (56, 459550), (65, 395920), (70, 367640), (80, 321685), (91, 282800), (98, 262600), (100, 257348), (101, 254800), (104, 247450), (112, 229775), (130, 197960), (140, 183820), (175, 147056), (182, 141400), (196, 131300), (200, 128674), (202, 127400), (208, 123725), (245, 105040), (260, 98980), (280, 91910), (325, 79184), (350, 73528), (364, 70700), (392, 65650), (400, 64337), (404, 63700), (455, 56560), (490, 52520), (505, 50960), (520, 49490), (560, 45955), (637, 40400), (650, 39592), (700, 36764), (707, 36400), (728, 35350), (784, 32825), (808, 31850), (910, 28280), (980, 26260), (1010, 25480), (1040, 24745), (1225, 21008), (1274, 20200), (1300, 19796), (1313, 19600), (1400, 18382), (1414, 18200), (1456, 17675), (1616, 15925), (1820, 14140), (1960, 13130), (2020, 12740), (2275, 11312), (2450, 10504), (2525, 10192), (2548, 10100), (2600, 9898), (2626, 9800), (2800, 9191), (2828, 9100), (3185, 8080), (3535, 7280), (3640, 7070), (3920, 6565), (4040, 6370), (4550, 5656), (4900, 5252), (4949, 5200), (5050, 5096)]