85811139640

素因数分解:

$2^3\times 5^1\times {\mathrm{44711}}^1\times {\mathrm{47981}}^1$

素因数の和:92703

約数の個数: 32

約数和(自身を含む): 193083406560

約数和(自身を除く): 107272266920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 44711, 47981, 89422, 95962, 178844, 191924, 223555, 239905, 357688, 383848, 447110, 479810, 894220, 959620, 1788440, 1919240, 2145278491, 4290556982, 8581113964, 10726392455, 17162227928, 21452784910, 42905569820, 85811139640]

約数ペア:

[(1, 85811139640), (2, 42905569820), (4, 21452784910), (5, 17162227928), (8, 10726392455), (10, 8581113964), (20, 4290556982), (40, 2145278491), (44711, 1919240), (47981, 1788440), (89422, 959620), (95962, 894220), (178844, 479810), (191924, 447110), (223555, 383848), (239905, 357688)]