77409520

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8563}}^1$

素因数の和:8689

約数の個数: 40

約数和(自身を含む): 181591056

約数和(自身を除く): 104181536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 8563, 9040, 17126, 34252, 42815, 68504, 85630, 137008, 171260, 342520, 685040, 967619, 1935238, 3870476, 4838095, 7740952, 9676190, 15481904, 19352380, 38704760, 77409520]

約数ペア:

[(1, 77409520), (2, 38704760), (4, 19352380), (5, 15481904), (8, 9676190), (10, 7740952), (16, 4838095), (20, 3870476), (40, 1935238), (80, 967619), (113, 685040), (226, 342520), (452, 171260), (565, 137008), (904, 85630), (1130, 68504), (1808, 42815), (2260, 34252), (4520, 17126), (8563, 9040)]