405307625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{6577}}^1$

素因数の和:6638

約数の個数: 32

約数和(自身を含む): 554130720

約数和(自身を除く): 148823095

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 425, 493, 725, 2125, 2465, 3625, 6577, 12325, 32885, 61625, 111809, 164425, 190733, 559045, 822125, 953665, 2795225, 3242461, 4768325, 13976125, 16212305, 23841625, 81061525, 405307625]

約数ペア:

[(1, 405307625), (5, 81061525), (17, 23841625), (25, 16212305), (29, 13976125), (85, 4768325), (125, 3242461), (145, 2795225), (425, 953665), (493, 822125), (725, 559045), (2125, 190733), (2465, 164425), (3625, 111809), (6577, 61625), (12325, 32885)]