65885420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{45127}}^1$

素因数の和:45209

約数の個数: 24

約数和(自身を含む): 140257824

約数和(自身を除く): 74372404

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 45127, 90254, 180508, 225635, 451270, 902540, 3294271, 6588542, 13177084, 16471355, 32942710, 65885420]

約数ペア:

[(1, 65885420), (2, 32942710), (4, 16471355), (5, 13177084), (10, 6588542), (20, 3294271), (73, 902540), (146, 451270), (292, 225635), (365, 180508), (730, 90254), (1460, 45127)]