180888975

素因数分解:

$3^2\times 5^2\times {\mathrm{617}}^1\times {\mathrm{1303}}^1$

素因数の和:1936

約数の個数: 36

約数和(自身を含む): 324766416

約数和(自身を除く): 143877441

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 617, 1303, 1851, 3085, 3909, 5553, 6515, 9255, 11727, 15425, 19545, 27765, 32575, 46275, 58635, 97725, 138825, 293175, 803951, 2411853, 4019755, 7235559, 12059265, 20098775, 36177795, 60296325, 180888975]

約数ペア:

[(1, 180888975), (3, 60296325), (5, 36177795), (9, 20098775), (15, 12059265), (25, 7235559), (45, 4019755), (75, 2411853), (225, 803951), (617, 293175), (1303, 138825), (1851, 97725), (3085, 58635), (3909, 46275), (5553, 32575), (6515, 27765), (9255, 19545), (11727, 15425)]