5380400

素因数分解:

$2^4\times 5^2\times {\mathrm{13451}}^1$

素因数の和:13469

約数の個数: 30

約数和(自身を含む): 12927372

約数和(自身を除く): 7546972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 13451, 26902, 53804, 67255, 107608, 134510, 215216, 269020, 336275, 538040, 672550, 1076080, 1345100, 2690200, 5380400]

約数ペア:

[(1, 5380400), (2, 2690200), (4, 1345100), (5, 1076080), (8, 672550), (10, 538040), (16, 336275), (20, 269020), (25, 215216), (40, 134510), (50, 107608), (80, 67255), (100, 53804), (200, 26902), (400, 13451)]