15533375

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 23237760

約数和(自身を除く): 7704385

約数列:

[1, 5, 11, 13, 25, 55, 65, 79, 121, 125, 143, 275, 325, 395, 605, 715, 869, 1027, 1375, 1573, 1625, 1975, 3025, 3575, 4345, 5135, 7865, 9559, 9875, 11297, 15125, 17875, 21725, 25675, 39325, 47795, 56485, 108625, 124267, 128375, 196625, 238975, 282425, 621335, 1194875, 1412125, 3106675, 15533375]

約数ペア:

[(1, 15533375), (5, 3106675), (11, 1412125), (13, 1194875), (25, 621335), (55, 282425), (65, 238975), (79, 196625), (121, 128375), (125, 124267), (143, 108625), (275, 56485), (325, 47795), (395, 39325), (605, 25675), (715, 21725), (869, 17875), (1027, 15125), (1375, 11297), (1573, 9875), (1625, 9559), (1975, 7865), (3025, 5135), (3575, 4345)]