66458180

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{10039}}^1$

素因数の和:10379

約数の個数: 24

約数和(自身を含む): 139997760

約数和(自身を除く): 73539580

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 10039, 20078, 40156, 50195, 100390, 200780, 3322909, 6645818, 13291636, 16614545, 33229090, 66458180]

約数ペア:

[(1, 66458180), (2, 33229090), (4, 16614545), (5, 13291636), (10, 6645818), (20, 3322909), (331, 200780), (662, 100390), (1324, 50195), (1655, 40156), (3310, 20078), (6620, 10039)]