25250490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{280561}}^1$

素因数の和:280574

約数の個数: 24

約数和(自身を含む): 65651508

約数和(自身を除く): 40401018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 280561, 561122, 841683, 1402805, 1683366, 2525049, 2805610, 4208415, 5050098, 8416830, 12625245, 25250490]

約数ペア:

[(1, 25250490), (2, 12625245), (3, 8416830), (5, 5050098), (6, 4208415), (9, 2805610), (10, 2525049), (15, 1683366), (18, 1402805), (30, 841683), (45, 561122), (90, 280561)]