25408630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{811}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 49519008

約数和(自身を除く): 24110378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 811, 1205, 1622, 2410, 3133, 4055, 6266, 8110, 10543, 15665, 21086, 31330, 52715, 105430, 195451, 390902, 977255, 1954510, 2540863, 5081726, 12704315, 25408630]

約数ペア:

[(1, 25408630), (2, 12704315), (5, 5081726), (10, 2540863), (13, 1954510), (26, 977255), (65, 390902), (130, 195451), (241, 105430), (482, 52715), (811, 31330), (1205, 21086), (1622, 15665), (2410, 10543), (3133, 8110), (4055, 6266)]