66955660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 147087360

約数和(自身を除く): 80131700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1367, 1580, 2449, 2734, 4898, 5468, 6835, 9796, 12245, 13670, 24490, 27340, 42377, 48980, 84754, 107993, 169508, 211885, 215986, 423770, 431972, 539965, 847540, 1079930, 2159860, 3347783, 6695566, 13391132, 16738915, 33477830, 66955660]

約数ペア:

[(1, 66955660), (2, 33477830), (4, 16738915), (5, 13391132), (10, 6695566), (20, 3347783), (31, 2159860), (62, 1079930), (79, 847540), (124, 539965), (155, 431972), (158, 423770), (310, 215986), (316, 211885), (395, 169508), (620, 107993), (790, 84754), (1367, 48980), (1580, 42377), (2449, 27340), (2734, 24490), (4898, 13670), (5468, 12245), (6835, 9796)]