61710160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17939}}^1$

素因数の和:17995

約数の個数: 40

約数和(自身を含む): 146820960

約数和(自身を除く): 85110800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 17939, 35878, 71756, 89695, 143512, 179390, 287024, 358780, 717560, 771377, 1435120, 1542754, 3085508, 3856885, 6171016, 7713770, 12342032, 15427540, 30855080, 61710160]

約数ペア:

[(1, 61710160), (2, 30855080), (4, 15427540), (5, 12342032), (8, 7713770), (10, 6171016), (16, 3856885), (20, 3085508), (40, 1542754), (43, 1435120), (80, 771377), (86, 717560), (172, 358780), (215, 287024), (344, 179390), (430, 143512), (688, 89695), (860, 71756), (1720, 35878), (3440, 17939)]