66707080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151607}}^1$

素因数の和:151629

約数の個数: 32

約数和(自身を含む): 163736640

約数和(自身を除く): 97029560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 151607, 303214, 606428, 758035, 1212856, 1516070, 1667677, 3032140, 3335354, 6064280, 6670708, 8338385, 13341416, 16676770, 33353540, 66707080]

約数ペア:

[(1, 66707080), (2, 33353540), (4, 16676770), (5, 13341416), (8, 8338385), (10, 6670708), (11, 6064280), (20, 3335354), (22, 3032140), (40, 1667677), (44, 1516070), (55, 1212856), (88, 758035), (110, 606428), (220, 303214), (440, 151607)]