67824080

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1699}}^1$

素因数の和:2211

約数の個数: 40

約数和(自身を含む): 158100000

約数和(自身を除く): 90275920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1699, 1996, 2495, 3398, 3992, 4990, 6796, 7984, 8495, 9980, 13592, 16990, 19960, 27184, 33980, 39920, 67960, 135920, 847801, 1695602, 3391204, 4239005, 6782408, 8478010, 13564816, 16956020, 33912040, 67824080]

約数ペア:

[(1, 67824080), (2, 33912040), (4, 16956020), (5, 13564816), (8, 8478010), (10, 6782408), (16, 4239005), (20, 3391204), (40, 1695602), (80, 847801), (499, 135920), (998, 67960), (1699, 39920), (1996, 33980), (2495, 27184), (3398, 19960), (3992, 16990), (4990, 13592), (6796, 9980), (7984, 8495)]