77249720

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18049}}^1$

素因数の和:18167

約数の個数: 32

約数和(自身を含む): 175446000

約数和(自身を除く): 98196280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 18049, 36098, 72196, 90245, 144392, 180490, 360980, 721960, 1931243, 3862486, 7724972, 9656215, 15449944, 19312430, 38624860, 77249720]

約数ペア:

[(1, 77249720), (2, 38624860), (4, 19312430), (5, 15449944), (8, 9656215), (10, 7724972), (20, 3862486), (40, 1931243), (107, 721960), (214, 360980), (428, 180490), (535, 144392), (856, 90245), (1070, 72196), (2140, 36098), (4280, 18049)]