66707960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151609}}^1$

素因数の和:151631

約数の個数: 32

約数和(自身を含む): 163738800

約数和(自身を除く): 97030840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 151609, 303218, 606436, 758045, 1212872, 1516090, 1667699, 3032180, 3335398, 6064360, 6670796, 8338495, 13341592, 16676990, 33353980, 66707960]

約数ペア:

[(1, 66707960), (2, 33353980), (4, 16676990), (5, 13341592), (8, 8338495), (10, 6670796), (11, 6064360), (20, 3335398), (22, 3032180), (40, 1667699), (44, 1516090), (55, 1212872), (88, 758045), (110, 606436), (220, 303218), (440, 151609)]