87398155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 116214336

約数和(自身を除く): 28816181

約数列:

[1, 5, 13, 65, 73, 113, 163, 365, 565, 815, 949, 1469, 2119, 4745, 7345, 8249, 10595, 11899, 18419, 41245, 59495, 92095, 107237, 154687, 239447, 536185, 773435, 1197235, 1344587, 6722935, 17479631, 87398155]

約数ペア:

[(1, 87398155), (5, 17479631), (13, 6722935), (65, 1344587), (73, 1197235), (113, 773435), (163, 536185), (365, 239447), (565, 154687), (815, 107237), (949, 92095), (1469, 59495), (2119, 41245), (4745, 18419), (7345, 11899), (8249, 10595)]