81389416705

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2713}}^1\times {\mathrm{5231}}^1$

素因数の和:8017

約数の個数: 32

約数和(自身を含む): 103600631808

約数和(自身を除く): 22211215103

約数列:

[1, 5, 31, 37, 155, 185, 1147, 2713, 5231, 5735, 13565, 26155, 84103, 100381, 162161, 193547, 420515, 501905, 810805, 967735, 3111811, 5999957, 14191703, 15559055, 29999785, 70958515, 439942793, 525093011, 2199713965, 2625465055, 16277883341, 81389416705]

約数ペア:

[(1, 81389416705), (5, 16277883341), (31, 2625465055), (37, 2199713965), (155, 525093011), (185, 439942793), (1147, 70958515), (2713, 29999785), (5231, 15559055), (5735, 14191703), (13565, 5999957), (26155, 3111811), (84103, 967735), (100381, 810805), (162161, 501905), (193547, 420515)]