25700680

素因数分解:

$2^3\times 5^1\times {\mathrm{642517}}^1$

素因数の和:642528

約数の個数: 16

約数和(自身を含む): 57826620

約数和(自身を除く): 32125940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 642517, 1285034, 2570068, 3212585, 5140136, 6425170, 12850340, 25700680]

約数ペア:

[(1, 25700680), (2, 12850340), (4, 6425170), (5, 5140136), (8, 3212585), (10, 2570068), (20, 1285034), (40, 642517)]