51279400

素因数分解:

$2^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{2269}}^1$

素因数の和:2398

約数の個数: 48

約数和(自身を含む): 120332700

約数和(自身を除く): 69053300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 113, 200, 226, 452, 565, 904, 1130, 2260, 2269, 2825, 4520, 4538, 5650, 9076, 11300, 11345, 18152, 22600, 22690, 45380, 56725, 90760, 113450, 226900, 256397, 453800, 512794, 1025588, 1281985, 2051176, 2563970, 5127940, 6409925, 10255880, 12819850, 25639700, 51279400]

約数ペア:

[(1, 51279400), (2, 25639700), (4, 12819850), (5, 10255880), (8, 6409925), (10, 5127940), (20, 2563970), (25, 2051176), (40, 1281985), (50, 1025588), (100, 512794), (113, 453800), (200, 256397), (226, 226900), (452, 113450), (565, 90760), (904, 56725), (1130, 45380), (2260, 22690), (2269, 22600), (2825, 18152), (4520, 11345), (4538, 11300), (5650, 9076)]