90894385

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1441

約数の個数: 24

約数和(自身を含む): 118314216

約数和(自身を除く): 27419831

約数列:

[1, 5, 19, 37, 95, 185, 361, 703, 1361, 1805, 3515, 6805, 13357, 25859, 50357, 66785, 129295, 251785, 491321, 956783, 2456605, 4783915, 18178877, 90894385]

約数ペア:

[(1, 90894385), (5, 18178877), (19, 4783915), (37, 2456605), (95, 956783), (185, 491321), (361, 251785), (703, 129295), (1361, 66785), (1805, 50357), (3515, 25859), (6805, 13357)]