26959925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 35354880

約数和(自身を除く): 8394955

約数列:

[1, 5, 25, 31, 43, 155, 215, 775, 809, 1075, 1333, 4045, 6665, 20225, 25079, 33325, 34787, 125395, 173935, 626975, 869675, 1078397, 5391985, 26959925]

約数ペア:

[(1, 26959925), (5, 5391985), (25, 1078397), (31, 869675), (43, 626975), (155, 173935), (215, 125395), (775, 34787), (809, 33325), (1075, 25079), (1333, 20225), (4045, 6665)]