66551320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151253}}^1$

素因数の和:151275

約数の個数: 32

約数和(自身を含む): 163354320

約数和(自身を除く): 96803000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 151253, 302506, 605012, 756265, 1210024, 1512530, 1663783, 3025060, 3327566, 6050120, 6655132, 8318915, 13310264, 16637830, 33275660, 66551320]

約数ペア:

[(1, 66551320), (2, 33275660), (4, 16637830), (5, 13310264), (8, 8318915), (10, 6655132), (11, 6050120), (20, 3327566), (22, 3025060), (40, 1663783), (44, 1512530), (55, 1210024), (88, 756265), (110, 605012), (220, 302506), (440, 151253)]