128223650

素因数分解:

$2^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{9463}}^1$

素因数の和:9746

約数の個数: 24

約数和(自身を含む): 239401344

約数和(自身を除く): 111177694

約数列:

[1, 2, 5, 10, 25, 50, 271, 542, 1355, 2710, 6775, 9463, 13550, 18926, 47315, 94630, 236575, 473150, 2564473, 5128946, 12822365, 25644730, 64111825, 128223650]

約数ペア:

[(1, 128223650), (2, 64111825), (5, 25644730), (10, 12822365), (25, 5128946), (50, 2564473), (271, 473150), (542, 236575), (1355, 94630), (2710, 47315), (6775, 18926), (9463, 13550)]