77547320

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7207}}^1$

素因数の和:7487

約数の個数: 32

約数和(自身を含む): 175154400

約数和(自身を除く): 97607080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 7207, 10760, 14414, 28828, 36035, 57656, 72070, 144140, 288280, 1938683, 3877366, 7754732, 9693415, 15509464, 19386830, 38773660, 77547320]

約数ペア:

[(1, 77547320), (2, 38773660), (4, 19386830), (5, 15509464), (8, 9693415), (10, 7754732), (20, 3877366), (40, 1938683), (269, 288280), (538, 144140), (1076, 72070), (1345, 57656), (2152, 36035), (2690, 28828), (5380, 14414), (7207, 10760)]