78176830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1601}}^1$

素因数の和:1884

約数の個数: 32

約数和(自身を含む): 148793760

約数和(自身を除く): 70616930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 514, 1285, 1601, 2570, 3202, 4883, 8005, 9766, 16010, 24415, 30419, 48830, 60838, 152095, 304190, 411457, 822914, 2057285, 4114570, 7817683, 15635366, 39088415, 78176830]

約数ペア:

[(1, 78176830), (2, 39088415), (5, 15635366), (10, 7817683), (19, 4114570), (38, 2057285), (95, 822914), (190, 411457), (257, 304190), (514, 152095), (1285, 60838), (1601, 48830), (2570, 30419), (3202, 24415), (4883, 16010), (8005, 9766)]