25115870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4493}}^1$

素因数の和:4556

約数の個数: 32

約数和(自身を含む): 49829472

約数和(自身を除く): 24713602

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 4493, 5590, 8986, 22465, 44930, 58409, 116818, 193199, 292045, 386398, 584090, 965995, 1931990, 2511587, 5023174, 12557935, 25115870]

約数ペア:

[(1, 25115870), (2, 12557935), (5, 5023174), (10, 2511587), (13, 1931990), (26, 965995), (43, 584090), (65, 386398), (86, 292045), (130, 193199), (215, 116818), (430, 58409), (559, 44930), (1118, 22465), (2795, 8986), (4493, 5590)]