207612400

素因数分解:

$2^4\times 5^2\times {\mathrm{519031}}^1$

素因数の和:519049

約数の個数: 30

約数和(自身を含む): 498789752

約数和(自身を除く): 291177352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 519031, 1038062, 2076124, 2595155, 4152248, 5190310, 8304496, 10380620, 12975775, 20761240, 25951550, 41522480, 51903100, 103806200, 207612400]

約数ペア:

[(1, 207612400), (2, 103806200), (4, 51903100), (5, 41522480), (8, 25951550), (10, 20761240), (16, 12975775), (20, 10380620), (25, 8304496), (40, 5190310), (50, 4152248), (80, 2595155), (100, 2076124), (200, 1038062), (400, 519031)]