85647575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8501}}^1$

素因数の和:8555

約数の個数: 24

約数和(自身を含む): 118075776

約数和(自身を除く): 32428201

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 8501, 10075, 42505, 110513, 212525, 263531, 552565, 1317655, 2762825, 3425903, 6588275, 17129515, 85647575]

約数ペア:

[(1, 85647575), (5, 17129515), (13, 6588275), (25, 3425903), (31, 2762825), (65, 1317655), (155, 552565), (325, 263531), (403, 212525), (775, 110513), (2015, 42505), (8501, 10075)]