20171198375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{88811}}^1$

素因数の和:88928

約数の個数: 32

約数和(自身を含む): 26600970240

約数和(自身を除く): 6429771865

約数列:

[1, 5, 23, 25, 79, 115, 125, 395, 575, 1817, 1975, 2875, 9085, 9875, 45425, 88811, 227125, 444055, 2042653, 2220275, 7016069, 10213265, 11101375, 35080345, 51066325, 161369587, 175401725, 255331625, 806847935, 877008625, 4034239675, 20171198375]

約数ペア:

[(1, 20171198375), (5, 4034239675), (23, 877008625), (25, 806847935), (79, 255331625), (115, 175401725), (125, 161369587), (395, 51066325), (575, 35080345), (1817, 11101375), (1975, 10213265), (2875, 7016069), (9085, 2220275), (9875, 2042653), (45425, 444055), (88811, 227125)]