156701420

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{9661}}^1$

素因数の和:10481

約数の個数: 24

約数和(自身を含む): 329512848

約数和(自身を除く): 172811428

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 4055, 8110, 9661, 16220, 19322, 38644, 48305, 96610, 193220, 7835071, 15670142, 31340284, 39175355, 78350710, 156701420]

約数ペア:

[(1, 156701420), (2, 78350710), (4, 39175355), (5, 31340284), (10, 15670142), (20, 7835071), (811, 193220), (1622, 96610), (3244, 48305), (4055, 38644), (8110, 19322), (9661, 16220)]