156900385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{3923}}^1$

素因数の和:4368

約数の個数: 16

約数和(自身を含む): 198711360

約数和(自身を除く): 41810975

約数列:

[1, 5, 19, 95, 421, 2105, 3923, 7999, 19615, 39995, 74537, 372685, 1651583, 8257915, 31380077, 156900385]

約数ペア:

[(1, 156900385), (5, 31380077), (19, 8257915), (95, 1651583), (421, 372685), (2105, 74537), (3923, 39995), (7999, 19615)]