7255625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 40

約数和(自身を含む): 10496640

約数和(自身を除く): 3241015

約数列:

[1, 5, 13, 19, 25, 47, 65, 95, 125, 235, 247, 325, 475, 611, 625, 893, 1175, 1235, 1625, 2375, 3055, 4465, 5875, 6175, 8125, 11609, 11875, 15275, 22325, 29375, 30875, 58045, 76375, 111625, 154375, 290225, 381875, 558125, 1451125, 7255625]

約数ペア:

[(1, 7255625), (5, 1451125), (13, 558125), (19, 381875), (25, 290225), (47, 154375), (65, 111625), (95, 76375), (125, 58045), (235, 30875), (247, 29375), (325, 22325), (475, 15275), (611, 11875), (625, 11609), (893, 8125), (1175, 6175), (1235, 5875), (1625, 4465), (2375, 3055)]