55461640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106657}}^1$

素因数の和:106681

約数の個数: 32

約数和(自身を含む): 134389080

約数和(自身を除く): 78927440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 106657, 213314, 426628, 533285, 853256, 1066570, 1386541, 2133140, 2773082, 4266280, 5546164, 6932705, 11092328, 13865410, 27730820, 55461640]

約数ペア:

[(1, 55461640), (2, 27730820), (4, 13865410), (5, 11092328), (8, 6932705), (10, 5546164), (13, 4266280), (20, 2773082), (26, 2133140), (40, 1386541), (52, 1066570), (65, 853256), (104, 533285), (130, 426628), (260, 213314), (520, 106657)]