81944350

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 157619376

約数和(自身を除く): 75675026

約数列:

[1, 2, 5, 10, 25, 50, 61, 67, 122, 134, 305, 335, 401, 610, 670, 802, 1525, 1675, 2005, 3050, 3350, 4010, 4087, 8174, 10025, 20050, 20435, 24461, 26867, 40870, 48922, 53734, 102175, 122305, 134335, 204350, 244610, 268670, 611525, 671675, 1223050, 1343350, 1638887, 3277774, 8194435, 16388870, 40972175, 81944350]

約数ペア:

[(1, 81944350), (2, 40972175), (5, 16388870), (10, 8194435), (25, 3277774), (50, 1638887), (61, 1343350), (67, 1223050), (122, 671675), (134, 611525), (305, 268670), (335, 244610), (401, 204350), (610, 134335), (670, 122305), (802, 102175), (1525, 53734), (1675, 48922), (2005, 40870), (3050, 26867), (3350, 24461), (4010, 20435), (4087, 20050), (8174, 10025)]