78842872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{701}}^1\times {\mathrm{827}}^1$

素因数の和:1551

約数の個数: 32

約数和(自身を含む): 156939120

約数和(自身を除く): 78096248

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 701, 827, 1402, 1654, 2804, 3308, 5608, 6616, 11917, 14059, 23834, 28118, 47668, 56236, 95336, 112472, 579727, 1159454, 2318908, 4637816, 9855359, 19710718, 39421436, 78842872]

約数ペア:

[(1, 78842872), (2, 39421436), (4, 19710718), (8, 9855359), (17, 4637816), (34, 2318908), (68, 1159454), (136, 579727), (701, 112472), (827, 95336), (1402, 56236), (1654, 47668), (2804, 28118), (3308, 23834), (5608, 14059), (6616, 11917)]