56296760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108263}}^1$

素因数の和:108287

約数の個数: 32

約数和(自身を含む): 136412640

約数和(自身を除く): 80115880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 108263, 216526, 433052, 541315, 866104, 1082630, 1407419, 2165260, 2814838, 4330520, 5629676, 7037095, 11259352, 14074190, 28148380, 56296760]

約数ペア:

[(1, 56296760), (2, 28148380), (4, 14074190), (5, 11259352), (8, 7037095), (10, 5629676), (13, 4330520), (20, 2814838), (26, 2165260), (40, 1407419), (52, 1082630), (65, 866104), (104, 541315), (130, 433052), (260, 216526), (520, 108263)]