26284375

素因数分解:

$5^5\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 35435232

約数和(自身を除く): 9150857

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 647, 1625, 3125, 3235, 8125, 8411, 16175, 40625, 42055, 80875, 210275, 404375, 1051375, 2021875, 5256875, 26284375]

約数ペア:

[(1, 26284375), (5, 5256875), (13, 2021875), (25, 1051375), (65, 404375), (125, 210275), (325, 80875), (625, 42055), (647, 40625), (1625, 16175), (3125, 8411), (3235, 8125)]