78789490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2027}}^1$

素因数の和:2083

約数の個数: 48

約数和(自身を含む): 160325568

約数和(自身を除く): 81536078

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 845, 1495, 1690, 2027, 2990, 3887, 4054, 7774, 10135, 19435, 20270, 26351, 38870, 46621, 52702, 93242, 131755, 233105, 263510, 342563, 466210, 606073, 685126, 1212146, 1712815, 3030365, 3425630, 6060730, 7878949, 15757898, 39394745, 78789490]

約数ペア:

[(1, 78789490), (2, 39394745), (5, 15757898), (10, 7878949), (13, 6060730), (23, 3425630), (26, 3030365), (46, 1712815), (65, 1212146), (115, 685126), (130, 606073), (169, 466210), (230, 342563), (299, 263510), (338, 233105), (598, 131755), (845, 93242), (1495, 52702), (1690, 46621), (2027, 38870), (2990, 26351), (3887, 20270), (4054, 19435), (7774, 10135)]