80608390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2909}}^1$

素因数の和:3096

約数の個数: 32

約数和(自身を含む): 154625760

約数和(自身を除く): 74017370

約数列:

[1, 2, 5, 10, 17, 34, 85, 163, 170, 326, 815, 1630, 2771, 2909, 5542, 5818, 13855, 14545, 27710, 29090, 49453, 98906, 247265, 474167, 494530, 948334, 2370835, 4741670, 8060839, 16121678, 40304195, 80608390]

約数ペア:

[(1, 80608390), (2, 40304195), (5, 16121678), (10, 8060839), (17, 4741670), (34, 2370835), (85, 948334), (163, 494530), (170, 474167), (326, 247265), (815, 98906), (1630, 49453), (2771, 29090), (2909, 27710), (5542, 14545), (5818, 13855)]