66145880

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{3541}}^1$

素因数の和:4019

約数の個数: 32

約数和(自身を含む): 149189040

約数和(自身を除く): 83043160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2335, 3541, 3736, 4670, 7082, 9340, 14164, 17705, 18680, 28328, 35410, 70820, 141640, 1653647, 3307294, 6614588, 8268235, 13229176, 16536470, 33072940, 66145880]

約数ペア:

[(1, 66145880), (2, 33072940), (4, 16536470), (5, 13229176), (8, 8268235), (10, 6614588), (20, 3307294), (40, 1653647), (467, 141640), (934, 70820), (1868, 35410), (2335, 28328), (3541, 18680), (3736, 17705), (4670, 14164), (7082, 9340)]