57116980

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 122572800

約数和(自身を除く): 65455820

約数列:

[1, 2, 4, 5, 10, 20, 113, 127, 199, 226, 254, 398, 452, 508, 565, 635, 796, 995, 1130, 1270, 1990, 2260, 2540, 3980, 14351, 22487, 25273, 28702, 44974, 50546, 57404, 71755, 89948, 101092, 112435, 126365, 143510, 224870, 252730, 287020, 449740, 505460, 2855849, 5711698, 11423396, 14279245, 28558490, 57116980]

約数ペア:

[(1, 57116980), (2, 28558490), (4, 14279245), (5, 11423396), (10, 5711698), (20, 2855849), (113, 505460), (127, 449740), (199, 287020), (226, 252730), (254, 224870), (398, 143510), (452, 126365), (508, 112435), (565, 101092), (635, 89948), (796, 71755), (995, 57404), (1130, 50546), (1270, 44974), (1990, 28702), (2260, 25273), (2540, 22487), (3980, 14351)]