102412400

素因数分解:

$2^4\times 5^2\times {\mathrm{256031}}^1$

素因数の和:256049

約数の個数: 30

約数和(自身を含む): 246046752

約数和(自身を除く): 143634352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 256031, 512062, 1024124, 1280155, 2048248, 2560310, 4096496, 5120620, 6400775, 10241240, 12801550, 20482480, 25603100, 51206200, 102412400]

約数ペア:

[(1, 102412400), (2, 51206200), (4, 25603100), (5, 20482480), (8, 12801550), (10, 10241240), (16, 6400775), (20, 5120620), (25, 4096496), (40, 2560310), (50, 2048248), (80, 1280155), (100, 1024124), (200, 512062), (400, 256031)]