169636400

素因数分解:

$2^4\times 5^2\times {\mathrm{424091}}^1$

素因数の和:424109

約数の個数: 30

約数和(自身を含む): 407552412

約数和(自身を除く): 237916012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 424091, 848182, 1696364, 2120455, 3392728, 4240910, 6785456, 8481820, 10602275, 16963640, 21204550, 33927280, 42409100, 84818200, 169636400]

約数ペア:

[(1, 169636400), (2, 84818200), (4, 42409100), (5, 33927280), (8, 21204550), (10, 16963640), (16, 10602275), (20, 8481820), (25, 6785456), (40, 4240910), (50, 3392728), (80, 2120455), (100, 1696364), (200, 848182), (400, 424091)]