80195570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6779}}^1$

素因数の和:6819

約数の個数: 48

約数和(自身を含む): 178666560

約数和(自身を除く): 98470990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 5915, 6779, 11830, 13558, 33895, 47453, 67790, 88127, 94906, 176254, 237265, 440635, 474530, 616889, 881270, 1145651, 1233778, 2291302, 3084445, 5728255, 6168890, 8019557, 11456510, 16039114, 40097785, 80195570]

約数ペア:

[(1, 80195570), (2, 40097785), (5, 16039114), (7, 11456510), (10, 8019557), (13, 6168890), (14, 5728255), (26, 3084445), (35, 2291302), (65, 1233778), (70, 1145651), (91, 881270), (130, 616889), (169, 474530), (182, 440635), (338, 237265), (455, 176254), (845, 94906), (910, 88127), (1183, 67790), (1690, 47453), (2366, 33895), (5915, 13558), (6779, 11830)]