64791320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147253}}^1$

素因数の和:147275

約数の個数: 32

約数和(自身を含む): 159034320

約数和(自身を除く): 94243000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 147253, 294506, 589012, 736265, 1178024, 1472530, 1619783, 2945060, 3239566, 5890120, 6479132, 8098915, 12958264, 16197830, 32395660, 64791320]

約数ペア:

[(1, 64791320), (2, 32395660), (4, 16197830), (5, 12958264), (8, 8098915), (10, 6479132), (11, 5890120), (20, 3239566), (22, 2945060), (40, 1619783), (44, 1472530), (55, 1178024), (88, 736265), (110, 589012), (220, 294506), (440, 147253)]