128639225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{35983}}^1$

素因数の和:36017

約数の個数: 24

約数和(自身を含む): 187404672

約数和(自身を除く): 58765447

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 35983, 179915, 395813, 467779, 899575, 1979065, 2338895, 5145569, 9895325, 11694475, 25727845, 128639225]

約数ペア:

[(1, 128639225), (5, 25727845), (11, 11694475), (13, 9895325), (25, 5145569), (55, 2338895), (65, 1979065), (143, 899575), (275, 467779), (325, 395813), (715, 179915), (3575, 35983)]