1631987157020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{121608581}}^1$

素因数の和:121608662

約数の個数: 48

約数和(自身を含む): 3800024970336

約数和(自身を除く): 2168037813316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 121608581, 243217162, 486434324, 608042905, 1216085810, 1337694391, 2432171620, 2675388782, 5350777564, 6688471955, 7418123441, 13376943910, 14836246882, 26753887820, 29672493764, 37090617205, 74181234410, 81599357851, 148362468820, 163198715702, 326397431404, 407996789255, 815993578510, 1631987157020]

約数ペア:

[(1, 1631987157020), (2, 815993578510), (4, 407996789255), (5, 326397431404), (10, 163198715702), (11, 148362468820), (20, 81599357851), (22, 74181234410), (44, 37090617205), (55, 29672493764), (61, 26753887820), (110, 14836246882), (122, 13376943910), (220, 7418123441), (244, 6688471955), (305, 5350777564), (610, 2675388782), (671, 2432171620), (1220, 1337694391), (1342, 1216085810), (2684, 608042905), (3355, 486434324), (6710, 243217162), (13420, 121608581)]