66763360

素因数分解:

$2^5\times 5^1\times {\mathrm{417271}}^1$

素因数の和:417286

約数の個数: 24

約数和(自身を含む): 157728816

約数和(自身を除く): 90965456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 417271, 834542, 1669084, 2086355, 3338168, 4172710, 6676336, 8345420, 13352672, 16690840, 33381680, 66763360]

約数ペア:

[(1, 66763360), (2, 33381680), (4, 16690840), (5, 13352672), (8, 8345420), (10, 6676336), (16, 4172710), (20, 3338168), (32, 2086355), (40, 1669084), (80, 834542), (160, 417271)]