1296282625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{2351}}^1$

素因数の和:2778

約数の個数: 32

約数和(自身を含む): 1769983488

約数和(自身を除く): 473700863

約数列:

[1, 5, 11, 25, 55, 125, 275, 401, 1375, 2005, 2351, 4411, 10025, 11755, 22055, 25861, 50125, 58775, 110275, 129305, 293875, 551375, 646525, 942751, 3232625, 4713755, 10370261, 23568775, 51851305, 117843875, 259256525, 1296282625]

約数ペア:

[(1, 1296282625), (5, 259256525), (11, 117843875), (25, 51851305), (55, 23568775), (125, 10370261), (275, 4713755), (401, 3232625), (1375, 942751), (2005, 646525), (2351, 551375), (4411, 293875), (10025, 129305), (11755, 110275), (22055, 58775), (25861, 50125)]