25358090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 47222784

約数和(自身を除く): 21864694

約数列:

[1, 2, 5, 10, 41, 82, 127, 205, 254, 410, 487, 635, 974, 1270, 2435, 4870, 5207, 10414, 19967, 26035, 39934, 52070, 61849, 99835, 123698, 199670, 309245, 618490, 2535809, 5071618, 12679045, 25358090]

約数ペア:

[(1, 25358090), (2, 12679045), (5, 5071618), (10, 2535809), (41, 618490), (82, 309245), (127, 199670), (205, 123698), (254, 99835), (410, 61849), (487, 52070), (635, 39934), (974, 26035), (1270, 19967), (2435, 10414), (4870, 5207)]