72980545

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1797

約数の個数: 24

約数和(自身を含む): 97675200

約数和(自身を除く): 24694655

約数列:

[1, 5, 11, 55, 71, 121, 355, 605, 781, 1699, 3905, 8495, 8591, 18689, 42955, 93445, 120629, 205579, 603145, 1027895, 1326919, 6634595, 14596109, 72980545]

約数ペア:

[(1, 72980545), (5, 14596109), (11, 6634595), (55, 1326919), (71, 1027895), (121, 603145), (355, 205579), (605, 120629), (781, 93445), (1699, 42955), (3905, 18689), (8495, 8591)]