40816655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 56851200

約数和(自身を除く): 16034545

約数列:

[1, 5, 11, 19, 55, 95, 139, 209, 281, 695, 1045, 1405, 1529, 2641, 3091, 5339, 7645, 13205, 15455, 26695, 29051, 39059, 58729, 145255, 195295, 293645, 429649, 742121, 2148245, 3710605, 8163331, 40816655]

約数ペア:

[(1, 40816655), (5, 8163331), (11, 3710605), (19, 2148245), (55, 742121), (95, 429649), (139, 293645), (209, 195295), (281, 145255), (695, 58729), (1045, 39059), (1405, 29051), (1529, 26695), (2641, 15455), (3091, 13205), (5339, 7645)]