201668755

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 267494400

約数和(自身を除く): 65825645

約数列:

[1, 5, 19, 29, 71, 95, 145, 355, 551, 1031, 1349, 2059, 2755, 5155, 6745, 10295, 19589, 29899, 39121, 73201, 97945, 149495, 195605, 366005, 568081, 1390819, 2122829, 2840405, 6954095, 10614145, 40333751, 201668755]

約数ペア:

[(1, 201668755), (5, 40333751), (19, 10614145), (29, 6954095), (71, 2840405), (95, 2122829), (145, 1390819), (355, 568081), (551, 366005), (1031, 195605), (1349, 149495), (2059, 97945), (2755, 73201), (5155, 39121), (6745, 29899), (10295, 19589)]