78315400

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{3877}}^1$

素因数の和:3994

約数の個数: 48

約数和(自身を含む): 183933540

約数和(自身を除く): 105618140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2525, 3877, 4040, 5050, 7754, 10100, 15508, 19385, 20200, 31016, 38770, 77540, 96925, 155080, 193850, 387700, 391577, 775400, 783154, 1566308, 1957885, 3132616, 3915770, 7831540, 9789425, 15663080, 19578850, 39157700, 78315400]

約数ペア:

[(1, 78315400), (2, 39157700), (4, 19578850), (5, 15663080), (8, 9789425), (10, 7831540), (20, 3915770), (25, 3132616), (40, 1957885), (50, 1566308), (100, 783154), (101, 775400), (200, 391577), (202, 387700), (404, 193850), (505, 155080), (808, 96925), (1010, 77540), (2020, 38770), (2525, 31016), (3877, 20200), (4040, 19385), (5050, 15508), (7754, 10100)]