25444744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2749}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 51975000

約数和(自身を除く): 26530256

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 2749, 4628, 5498, 9256, 10996, 21992, 35737, 71474, 142948, 244661, 285896, 489322, 978644, 1957288, 3180593, 6361186, 12722372, 25444744]

約数ペア:

[(1, 25444744), (2, 12722372), (4, 6361186), (8, 3180593), (13, 1957288), (26, 978644), (52, 489322), (89, 285896), (104, 244661), (178, 142948), (356, 71474), (712, 35737), (1157, 21992), (2314, 10996), (2749, 9256), (4628, 5498)]