811189910

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{21557}}^1$

素因数の和:21688

約数の個数: 32

約数和(自身を含む): 1508715072

約数和(自身を除く): 697525162

約数列:

[1, 2, 5, 10, 53, 71, 106, 142, 265, 355, 530, 710, 3763, 7526, 18815, 21557, 37630, 43114, 107785, 215570, 1142521, 1530547, 2285042, 3061094, 5712605, 7652735, 11425210, 15305470, 81118991, 162237982, 405594955, 811189910]

約数ペア:

[(1, 811189910), (2, 405594955), (5, 162237982), (10, 81118991), (53, 15305470), (71, 11425210), (106, 7652735), (142, 5712605), (265, 3061094), (355, 2285042), (530, 1530547), (710, 1142521), (3763, 215570), (7526, 107785), (18815, 43114), (21557, 37630)]