172515575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{4019}}^1$

素因数の和:4147

約数の個数: 24

約数和(自身を含む): 228802320

約数和(自身を除く): 56286745

約数列:

[1, 5, 17, 25, 85, 101, 425, 505, 1717, 2525, 4019, 8585, 20095, 42925, 68323, 100475, 341615, 405919, 1708075, 2029595, 6900623, 10147975, 34503115, 172515575]

約数ペア:

[(1, 172515575), (5, 34503115), (17, 10147975), (25, 6900623), (85, 2029595), (101, 1708075), (425, 405919), (505, 341615), (1717, 100475), (2525, 68323), (4019, 42925), (8585, 20095)]