25768520

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5701}}^1$

素因数の和:5825

約数の個数: 32

約数和(自身を含む): 58502520

約数和(自身を除く): 32734000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 5701, 11402, 22804, 28505, 45608, 57010, 114020, 228040, 644213, 1288426, 2576852, 3221065, 5153704, 6442130, 12884260, 25768520]

約数ペア:

[(1, 25768520), (2, 12884260), (4, 6442130), (5, 5153704), (8, 3221065), (10, 2576852), (20, 1288426), (40, 644213), (113, 228040), (226, 114020), (452, 57010), (565, 45608), (904, 28505), (1130, 22804), (2260, 11402), (4520, 5701)]