3375625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:522

約数の個数: 20

約数和(自身を含む): 4611024

約数和(自身を除く): 1235399

約数列:

[1, 5, 11, 25, 55, 125, 275, 491, 625, 1375, 2455, 5401, 6875, 12275, 27005, 61375, 135025, 306875, 675125, 3375625]

約数ペア:

[(1, 3375625), (5, 675125), (11, 306875), (25, 135025), (55, 61375), (125, 27005), (275, 12275), (491, 6875), (625, 5401), (1375, 2455)]