87705980

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{8017}}^1$

素因数の和:8573

約数の個数: 24

約数和(自身を含む): 184542288

約数和(自身を除く): 96836308

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 8017, 10940, 16034, 32068, 40085, 80170, 160340, 4385299, 8770598, 17541196, 21926495, 43852990, 87705980]

約数ペア:

[(1, 87705980), (2, 43852990), (4, 21926495), (5, 17541196), (10, 8770598), (20, 4385299), (547, 160340), (1094, 80170), (2188, 40085), (2735, 32068), (5470, 16034), (8017, 10940)]