68902405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3323}}^1$

素因数の和:3381

約数の個数: 32

約数和(自身を含む): 100517760

約数和(自身を除く): 31615355

約数列:

[1, 5, 11, 13, 29, 55, 65, 143, 145, 319, 377, 715, 1595, 1885, 3323, 4147, 16615, 20735, 36553, 43199, 96367, 182765, 215995, 475189, 481835, 1060037, 1252771, 2375945, 5300185, 6263855, 13780481, 68902405]

約数ペア:

[(1, 68902405), (5, 13780481), (11, 6263855), (13, 5300185), (29, 2375945), (55, 1252771), (65, 1060037), (143, 481835), (145, 475189), (319, 215995), (377, 182765), (715, 96367), (1595, 43199), (1885, 36553), (3323, 20735), (4147, 16615)]