161796009616

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{40287851}}^1$

素因数の和:40288110

約数の個数: 20

約数和(自身を含む): 314728699824

約数和(自身を除く): 152932690208

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 40287851, 80575702, 161151404, 322302808, 644605616, 10112250601, 20224501202, 40449002404, 80898004808, 161796009616]

約数ペア:

[(1, 161796009616), (2, 80898004808), (4, 40449002404), (8, 20224501202), (16, 10112250601), (251, 644605616), (502, 322302808), (1004, 161151404), (2008, 80575702), (4016, 40287851)]