72106945

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 92836800

約数和(自身を除く): 20729855

約数列:

[1, 5, 17, 85, 139, 289, 359, 695, 1445, 1795, 2363, 6103, 11815, 30515, 40171, 49901, 103751, 200855, 249505, 518755, 848317, 4241585, 14421389, 72106945]

約数ペア:

[(1, 72106945), (5, 14421389), (17, 4241585), (85, 848317), (139, 518755), (289, 249505), (359, 200855), (695, 103751), (1445, 49901), (1795, 40171), (2363, 30515), (6103, 11815)]