56181320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108041}}^1$

素因数の和:108065

約数の個数: 32

約数和(自身を含む): 136132920

約数和(自身を除く): 79951600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 108041, 216082, 432164, 540205, 864328, 1080410, 1404533, 2160820, 2809066, 4321640, 5618132, 7022665, 11236264, 14045330, 28090660, 56181320]

約数ペア:

[(1, 56181320), (2, 28090660), (4, 14045330), (5, 11236264), (8, 7022665), (10, 5618132), (13, 4321640), (20, 2809066), (26, 2160820), (40, 1404533), (52, 1080410), (65, 864328), (104, 540205), (130, 432164), (260, 216082), (520, 108041)]