78743860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23297}}^1$

素因数の和:23332

約数の個数: 36

約数和(自身を含む): 179068428

約数和(自身を除く): 100324568

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 23297, 46594, 93188, 116485, 232970, 302861, 465940, 605722, 1211444, 1514305, 3028610, 3937193, 6057220, 7874386, 15748772, 19685965, 39371930, 78743860]

約数ペア:

[(1, 78743860), (2, 39371930), (4, 19685965), (5, 15748772), (10, 7874386), (13, 6057220), (20, 3937193), (26, 3028610), (52, 1514305), (65, 1211444), (130, 605722), (169, 465940), (260, 302861), (338, 232970), (676, 116485), (845, 93188), (1690, 46594), (3380, 23297)]