1635205990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{188171}}^1$

素因数の和:188268

約数の個数: 32

約数和(自身を含む): 3251612160

約数和(自身を除く): 1616406170

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 188171, 376342, 940855, 1881710, 2069881, 4139762, 10349405, 14865509, 20698810, 29731018, 74327545, 148655090, 163520599, 327041198, 817602995, 1635205990]

約数ペア:

[(1, 1635205990), (2, 817602995), (5, 327041198), (10, 163520599), (11, 148655090), (22, 74327545), (55, 29731018), (79, 20698810), (110, 14865509), (158, 10349405), (395, 4139762), (790, 2069881), (869, 1881710), (1738, 940855), (4345, 376342), (8690, 188171)]