90049765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 124104960

約数和(自身を除く): 34055195

約数列:

[1, 5, 13, 17, 65, 85, 221, 227, 359, 1105, 1135, 1795, 2951, 3859, 4667, 6103, 14755, 19295, 23335, 30515, 50167, 79339, 81493, 250835, 396695, 407465, 1059409, 1385381, 5297045, 6926905, 18009953, 90049765]

約数ペア:

[(1, 90049765), (5, 18009953), (13, 6926905), (17, 5297045), (65, 1385381), (85, 1059409), (221, 407465), (227, 396695), (359, 250835), (1105, 81493), (1135, 79339), (1795, 50167), (2951, 30515), (3859, 23335), (4667, 19295), (6103, 14755)]