81701060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25373}}^1$

素因数の和:25412

約数の個数: 48

約数和(自身を含む): 204615936

約数和(自身を除く): 122914876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 25373, 50746, 101492, 126865, 177611, 253730, 355222, 507460, 583579, 710444, 888055, 1167158, 1776110, 2334316, 2917895, 3552220, 4085053, 5835790, 8170106, 11671580, 16340212, 20425265, 40850530, 81701060]

約数ペア:

[(1, 81701060), (2, 40850530), (4, 20425265), (5, 16340212), (7, 11671580), (10, 8170106), (14, 5835790), (20, 4085053), (23, 3552220), (28, 2917895), (35, 2334316), (46, 1776110), (70, 1167158), (92, 888055), (115, 710444), (140, 583579), (161, 507460), (230, 355222), (322, 253730), (460, 177611), (644, 126865), (805, 101492), (1610, 50746), (3220, 25373)]