72723025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1249}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 96255000

約数和(自身を除く): 23531975

約数列:

[1, 5, 17, 25, 85, 137, 425, 685, 1249, 2329, 3425, 6245, 11645, 21233, 31225, 58225, 106165, 171113, 530825, 855565, 2908921, 4277825, 14544605, 72723025]

約数ペア:

[(1, 72723025), (5, 14544605), (17, 4277825), (25, 2908921), (85, 855565), (137, 530825), (425, 171113), (685, 106165), (1249, 58225), (2329, 31225), (3425, 21233), (6245, 11645)]