131098460

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{8329}}^1$

素因数の和:9125

約数の個数: 24

約数和(自身を含む): 275689680

約数和(自身を除く): 144591220

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 7870, 8329, 15740, 16658, 33316, 41645, 83290, 166580, 6554923, 13109846, 26219692, 32774615, 65549230, 131098460]

約数ペア:

[(1, 131098460), (2, 65549230), (4, 32774615), (5, 26219692), (10, 13109846), (20, 6554923), (787, 166580), (1574, 83290), (3148, 41645), (3935, 33316), (7870, 16658), (8329, 15740)]