77271760

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20551}}^1$

素因数の和:20611

約数の個数: 40

約数和(自身を含む): 183488256

約数和(自身を除く): 106216496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 20551, 41102, 82204, 102755, 164408, 205510, 328816, 411020, 822040, 965897, 1644080, 1931794, 3863588, 4829485, 7727176, 9658970, 15454352, 19317940, 38635880, 77271760]

約数ペア:

[(1, 77271760), (2, 38635880), (4, 19317940), (5, 15454352), (8, 9658970), (10, 7727176), (16, 4829485), (20, 3863588), (40, 1931794), (47, 1644080), (80, 965897), (94, 822040), (188, 411020), (235, 328816), (376, 205510), (470, 164408), (752, 102755), (940, 82204), (1880, 41102), (3760, 20551)]