72223525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1451}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 98306208

約数和(自身を除く): 26082683

約数列:

[1, 5, 11, 25, 55, 181, 275, 905, 1451, 1991, 4525, 7255, 9955, 15961, 36275, 49775, 79805, 262631, 399025, 1313155, 2888941, 6565775, 14444705, 72223525]

約数ペア:

[(1, 72223525), (5, 14444705), (11, 6565775), (25, 2888941), (55, 1313155), (181, 399025), (275, 262631), (905, 79805), (1451, 49775), (1991, 36275), (4525, 15961), (7255, 9955)]