7275125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 11037936

約数和(自身を除く): 3762811

約数列:

[1, 5, 11, 13, 25, 37, 55, 65, 121, 125, 143, 185, 275, 325, 407, 481, 605, 715, 925, 1375, 1573, 1625, 2035, 2405, 3025, 3575, 4477, 4625, 5291, 7865, 10175, 12025, 15125, 17875, 22385, 26455, 39325, 50875, 58201, 60125, 111925, 132275, 196625, 291005, 559625, 661375, 1455025, 7275125]

約数ペア:

[(1, 7275125), (5, 1455025), (11, 661375), (13, 559625), (25, 291005), (37, 196625), (55, 132275), (65, 111925), (121, 60125), (125, 58201), (143, 50875), (185, 39325), (275, 26455), (325, 22385), (407, 17875), (481, 15125), (605, 12025), (715, 10175), (925, 7865), (1375, 5291), (1573, 4625), (1625, 4477), (2035, 3575), (2405, 3025)]