72179900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4271}}^1$

素因数の和:4311

約数の個数: 54

約数和(自身を含む): 169645392

約数和(自身を除く): 97465492

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 4271, 8450, 8542, 16900, 17084, 21355, 42710, 55523, 85420, 106775, 111046, 213550, 222092, 277615, 427100, 555230, 721799, 1110460, 1388075, 1443598, 2776150, 2887196, 3608995, 5552300, 7217990, 14435980, 18044975, 36089950, 72179900]

約数ペア:

[(1, 72179900), (2, 36089950), (4, 18044975), (5, 14435980), (10, 7217990), (13, 5552300), (20, 3608995), (25, 2887196), (26, 2776150), (50, 1443598), (52, 1388075), (65, 1110460), (100, 721799), (130, 555230), (169, 427100), (260, 277615), (325, 222092), (338, 213550), (650, 111046), (676, 106775), (845, 85420), (1300, 55523), (1690, 42710), (3380, 21355), (4225, 17084), (4271, 16900), (8450, 8542)]