79571288

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1123}}^1$

素因数の和:1667

約数の個数: 32

約数和(自身を含む): 158416560

約数和(自身を除く): 78845272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 521, 1042, 1123, 2084, 2246, 4168, 4492, 8857, 8984, 17714, 19091, 35428, 38182, 70856, 76364, 152728, 585083, 1170166, 2340332, 4680664, 9946411, 19892822, 39785644, 79571288]

約数ペア:

[(1, 79571288), (2, 39785644), (4, 19892822), (8, 9946411), (17, 4680664), (34, 2340332), (68, 1170166), (136, 585083), (521, 152728), (1042, 76364), (1123, 70856), (2084, 38182), (2246, 35428), (4168, 19091), (4492, 17714), (8857, 8984)]