1540625

素因数分解:

$5^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 24

約数和(自身を含む): 2109240

約数和(自身を除く): 568615

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 425, 493, 625, 725, 2125, 2465, 3125, 3625, 10625, 12325, 18125, 53125, 61625, 90625, 308125, 1540625]

約数ペア:

[(1, 1540625), (5, 308125), (17, 90625), (25, 61625), (29, 53125), (85, 18125), (125, 12325), (145, 10625), (425, 3625), (493, 3125), (625, 2465), (725, 2125)]