8239284.00000000

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 82416600

約数和(自身を除く): 18119375

約数列:

[1, 5, 25, 41, 149, 205, 421, 745, 1025, 2105, 3725, 6109, 10525, 17261, 30545, 62729, 86305, 152725, 313645, 431525, 1568225, 2571889, 12859445, 64297225]

約数ペア:

[(1, 64297225), (5, 12859445), (25, 2571889), (41, 1568225), (149, 431525), (205, 313645), (421, 152725), (745, 86305), (1025, 62729), (2105, 30545), (3725, 17261), (6109, 10525)]