126324400

素因数分解:

$2^4\times 5^2\times {\mathrm{315811}}^1$

素因数の和:315829

約数の個数: 30

約数和(自身を含む): 303495332

約数和(自身を除く): 177170932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 315811, 631622, 1263244, 1579055, 2526488, 3158110, 5052976, 6316220, 7895275, 12632440, 15790550, 25264880, 31581100, 63162200, 126324400]

約数ペア:

[(1, 126324400), (2, 63162200), (4, 31581100), (5, 25264880), (8, 15790550), (10, 12632440), (16, 7895275), (20, 6316220), (25, 5052976), (40, 3158110), (50, 2526488), (80, 1579055), (100, 1263244), (200, 631622), (400, 315811)]