55209050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{541}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 111498072

約数和(自身を除く): 56289022

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 314, 325, 541, 650, 785, 1082, 1570, 2041, 2705, 3925, 4082, 5410, 7033, 7850, 10205, 13525, 14066, 20410, 27050, 35165, 51025, 70330, 84937, 102050, 169874, 175825, 351650, 424685, 849370, 1104181, 2123425, 2208362, 4246850, 5520905, 11041810, 27604525, 55209050]

約数ペア:

[(1, 55209050), (2, 27604525), (5, 11041810), (10, 5520905), (13, 4246850), (25, 2208362), (26, 2123425), (50, 1104181), (65, 849370), (130, 424685), (157, 351650), (314, 175825), (325, 169874), (541, 102050), (650, 84937), (785, 70330), (1082, 51025), (1570, 35165), (2041, 27050), (2705, 20410), (3925, 14066), (4082, 13525), (5410, 10205), (7033, 7850)]