2498375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 3594240

約数和(自身を除く): 1095865

約数列:

[1, 5, 11, 23, 25, 55, 79, 115, 125, 253, 275, 395, 575, 869, 1265, 1375, 1817, 1975, 2875, 4345, 6325, 9085, 9875, 19987, 21725, 31625, 45425, 99935, 108625, 227125, 499675, 2498375]

約数ペア:

[(1, 2498375), (5, 499675), (11, 227125), (23, 108625), (25, 99935), (55, 45425), (79, 31625), (115, 21725), (125, 19987), (253, 9875), (275, 9085), (395, 6325), (575, 4345), (869, 2875), (1265, 1975), (1375, 1817)]