78929960

素因数分解:

$2^3\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{1487}}^1$

素因数の和:2825

約数の個数: 32

約数和(自身を含む): 177845760

約数和(自身を除く): 98915800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1327, 1487, 2654, 2974, 5308, 5948, 6635, 7435, 10616, 11896, 13270, 14870, 26540, 29740, 53080, 59480, 1973249, 3946498, 7892996, 9866245, 15785992, 19732490, 39464980, 78929960]

約数ペア:

[(1, 78929960), (2, 39464980), (4, 19732490), (5, 15785992), (8, 9866245), (10, 7892996), (20, 3946498), (40, 1973249), (1327, 59480), (1487, 53080), (2654, 29740), (2974, 26540), (5308, 14870), (5948, 13270), (6635, 11896), (7435, 10616)]