73257980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{2179}}^1$

素因数の和:2270

約数の個数: 36

約数和(自身を含む): 157757880

約数和(自身を除く): 84499900

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1681, 2179, 3362, 4358, 6724, 8405, 8716, 10895, 16810, 21790, 33620, 43580, 89339, 178678, 357356, 446695, 893390, 1786780, 3662899, 7325798, 14651596, 18314495, 36628990, 73257980]

約数ペア:

[(1, 73257980), (2, 36628990), (4, 18314495), (5, 14651596), (10, 7325798), (20, 3662899), (41, 1786780), (82, 893390), (164, 446695), (205, 357356), (410, 178678), (820, 89339), (1681, 43580), (2179, 33620), (3362, 21790), (4358, 16810), (6724, 10895), (8405, 8716)]