121636400

素因数分解:

$2^4\times 5^2\times {\mathrm{304091}}^1$

素因数の和:304109

約数の個数: 30

約数和(自身を含む): 292232412

約数和(自身を除く): 170596012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 304091, 608182, 1216364, 1520455, 2432728, 3040910, 4865456, 6081820, 7602275, 12163640, 15204550, 24327280, 30409100, 60818200, 121636400]

約数ペア:

[(1, 121636400), (2, 60818200), (4, 30409100), (5, 24327280), (8, 15204550), (10, 12163640), (16, 7602275), (20, 6081820), (25, 4865456), (40, 3040910), (50, 2432728), (80, 1520455), (100, 1216364), (200, 608182), (400, 304091)]