89881250

素因数分解:

$2^1\times 5^5\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 171692136

約数和(自身を除く): 81810886

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 197, 250, 365, 394, 625, 730, 985, 1250, 1825, 1970, 3125, 3650, 4925, 6250, 9125, 9850, 14381, 18250, 24625, 28762, 45625, 49250, 71905, 91250, 123125, 143810, 228125, 246250, 359525, 456250, 615625, 719050, 1231250, 1797625, 3595250, 8988125, 17976250, 44940625, 89881250]

約数ペア:

[(1, 89881250), (2, 44940625), (5, 17976250), (10, 8988125), (25, 3595250), (50, 1797625), (73, 1231250), (125, 719050), (146, 615625), (197, 456250), (250, 359525), (365, 246250), (394, 228125), (625, 143810), (730, 123125), (985, 91250), (1250, 71905), (1825, 49250), (1970, 45625), (3125, 28762), (3650, 24625), (4925, 18250), (6250, 14381), (9125, 9850)]