66942280

素因数分解:

$2^3\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{1439}}^1$

素因数の和:2613

約数の個数: 32

約数和(自身を含む): 150854400

約数和(自身を除く): 83912120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1163, 1439, 2326, 2878, 4652, 5756, 5815, 7195, 9304, 11512, 11630, 14390, 23260, 28780, 46520, 57560, 1673557, 3347114, 6694228, 8367785, 13388456, 16735570, 33471140, 66942280]

約数ペア:

[(1, 66942280), (2, 33471140), (4, 16735570), (5, 13388456), (8, 8367785), (10, 6694228), (20, 3347114), (40, 1673557), (1163, 57560), (1439, 46520), (2326, 28780), (2878, 23260), (4652, 14390), (5756, 11630), (5815, 11512), (7195, 9304)]