26215805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 39571200

約数和(自身を除く): 13355395

約数列:

[1, 5, 7, 11, 35, 55, 77, 149, 385, 457, 745, 1043, 1639, 2285, 3199, 5027, 5215, 8195, 11473, 15995, 25135, 35189, 57365, 68093, 175945, 340465, 476651, 749023, 2383255, 3745115, 5243161, 26215805]

約数ペア:

[(1, 26215805), (5, 5243161), (7, 3745115), (11, 2383255), (35, 749023), (55, 476651), (77, 340465), (149, 175945), (385, 68093), (457, 57365), (745, 35189), (1043, 25135), (1639, 15995), (2285, 11473), (3199, 8195), (5027, 5215)]