87362405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 120494304

約数和(自身を除く): 33131899

約数列:

[1, 5, 13, 17, 65, 85, 173, 221, 457, 865, 1105, 2249, 2285, 2941, 5941, 7769, 11245, 14705, 29705, 38233, 38845, 79061, 100997, 191165, 395305, 504985, 1027793, 1344037, 5138965, 6720185, 17472481, 87362405]

約数ペア:

[(1, 87362405), (5, 17472481), (13, 6720185), (17, 5138965), (65, 1344037), (85, 1027793), (173, 504985), (221, 395305), (457, 191165), (865, 100997), (1105, 79061), (2249, 38845), (2285, 38233), (2941, 29705), (5941, 14705), (7769, 11245)]