64370800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12379}}^1$

素因数の和:12410

約数の個数: 60

約数和(自身を含む): 166560520

約数和(自身を除く): 102189720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 12379, 24758, 49516, 61895, 99032, 123790, 160927, 198064, 247580, 309475, 321854, 495160, 618950, 643708, 804635, 990320, 1237900, 1287416, 1609270, 2475800, 2574832, 3218540, 4023175, 4951600, 6437080, 8046350, 12874160, 16092700, 32185400, 64370800]

約数ペア:

[(1, 64370800), (2, 32185400), (4, 16092700), (5, 12874160), (8, 8046350), (10, 6437080), (13, 4951600), (16, 4023175), (20, 3218540), (25, 2574832), (26, 2475800), (40, 1609270), (50, 1287416), (52, 1237900), (65, 990320), (80, 804635), (100, 643708), (104, 618950), (130, 495160), (200, 321854), (208, 309475), (260, 247580), (325, 198064), (400, 160927), (520, 123790), (650, 99032), (1040, 61895), (1300, 49516), (2600, 24758), (5200, 12379)]