68964080

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3181}}^1$

素因数の和:3465

約数の個数: 40

約数和(自身を含む): 160983744

約数和(自身を除く): 92019664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 3181, 4336, 5420, 6362, 10840, 12724, 15905, 21680, 25448, 31810, 50896, 63620, 127240, 254480, 862051, 1724102, 3448204, 4310255, 6896408, 8620510, 13792816, 17241020, 34482040, 68964080]

約数ペア:

[(1, 68964080), (2, 34482040), (4, 17241020), (5, 13792816), (8, 8620510), (10, 6896408), (16, 4310255), (20, 3448204), (40, 1724102), (80, 862051), (271, 254480), (542, 127240), (1084, 63620), (1355, 50896), (2168, 31810), (2710, 25448), (3181, 21680), (4336, 15905), (5420, 12724), (6362, 10840)]