24578125

素因数分解:

$5^6\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:65

約数の個数: 42

約数和(自身を含む): 36366722

約数和(自身を除く): 11788597

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 125, 143, 275, 325, 605, 625, 715, 1375, 1573, 1625, 3025, 3125, 3575, 6875, 7865, 8125, 15125, 15625, 17875, 34375, 39325, 40625, 75625, 89375, 171875, 196625, 203125, 378125, 446875, 983125, 1890625, 2234375, 4915625, 24578125]

約数ペア:

[(1, 24578125), (5, 4915625), (11, 2234375), (13, 1890625), (25, 983125), (55, 446875), (65, 378125), (121, 203125), (125, 196625), (143, 171875), (275, 89375), (325, 75625), (605, 40625), (625, 39325), (715, 34375), (1375, 17875), (1573, 15625), (1625, 15125), (3025, 8125), (3125, 7865), (3575, 6875)]