25220312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 51166080

約数和(自身を除く): 25945768

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 281, 562, 863, 1124, 1726, 2248, 3452, 3653, 6904, 7306, 11219, 14612, 22438, 29224, 44876, 89752, 242503, 485006, 970012, 1940024, 3152539, 6305078, 12610156, 25220312]

約数ペア:

[(1, 25220312), (2, 12610156), (4, 6305078), (8, 3152539), (13, 1940024), (26, 970012), (52, 485006), (104, 242503), (281, 89752), (562, 44876), (863, 29224), (1124, 22438), (1726, 14612), (2248, 11219), (3452, 7306), (3653, 6904)]