66705320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151603}}^1$

素因数の和:151625

約数の個数: 32

約数和(自身を含む): 163732320

約数和(自身を除く): 97027000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 151603, 303206, 606412, 758015, 1212824, 1516030, 1667633, 3032060, 3335266, 6064120, 6670532, 8338165, 13341064, 16676330, 33352660, 66705320]

約数ペア:

[(1, 66705320), (2, 33352660), (4, 16676330), (5, 13341064), (8, 8338165), (10, 6670532), (11, 6064120), (20, 3335266), (22, 3032060), (40, 1667633), (44, 1516030), (55, 1212824), (88, 758015), (110, 606412), (220, 303206), (440, 151603)]