85680375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{20771}}^1$

素因数の和:20800

約数の個数: 32

約数和(自身を含む): 155540736

約数和(自身を除く): 69860361

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 20771, 62313, 103855, 228481, 311565, 519275, 685443, 1142405, 1557825, 2596375, 3427215, 5712025, 7789125, 17136075, 28560125, 85680375]

約数ペア:

[(1, 85680375), (3, 28560125), (5, 17136075), (11, 7789125), (15, 5712025), (25, 3427215), (33, 2596375), (55, 1557825), (75, 1142405), (125, 685443), (165, 519275), (275, 311565), (375, 228481), (825, 103855), (1375, 62313), (4125, 20771)]