71864656

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{521}}^1$

素因数の和:799

約数の個数: 40

約数和(自身を含む): 143890344

約数和(自身を除く): 72025688

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 233, 296, 466, 521, 592, 932, 1042, 1864, 2084, 3728, 4168, 8336, 8621, 17242, 19277, 34484, 38554, 68968, 77108, 121393, 137936, 154216, 242786, 308432, 485572, 971144, 1942288, 4491541, 8983082, 17966164, 35932328, 71864656]

約数ペア:

[(1, 71864656), (2, 35932328), (4, 17966164), (8, 8983082), (16, 4491541), (37, 1942288), (74, 971144), (148, 485572), (233, 308432), (296, 242786), (466, 154216), (521, 137936), (592, 121393), (932, 77108), (1042, 68968), (1864, 38554), (2084, 34484), (3728, 19277), (4168, 17242), (8336, 8621)]