98580080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28657}}^1$

素因数の和:28713

約数の個数: 40

約数和(自身を含む): 234537072

約数和(自身を除く): 135956992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 28657, 57314, 114628, 143285, 229256, 286570, 458512, 573140, 1146280, 1232251, 2292560, 2464502, 4929004, 6161255, 9858008, 12322510, 19716016, 24645020, 49290040, 98580080]

約数ペア:

[(1, 98580080), (2, 49290040), (4, 24645020), (5, 19716016), (8, 12322510), (10, 9858008), (16, 6161255), (20, 4929004), (40, 2464502), (43, 2292560), (80, 1232251), (86, 1146280), (172, 573140), (215, 458512), (344, 286570), (430, 229256), (688, 143285), (860, 114628), (1720, 57314), (3440, 28657)]