85618760

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{2113}}^1$

素因数の和:3137

約数の個数: 32

約数和(自身を含む): 192923640

約数和(自身を除く): 107304880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 2026, 2113, 4052, 4226, 5065, 8104, 8452, 10130, 10565, 16904, 20260, 21130, 40520, 42260, 84520, 2140469, 4280938, 8561876, 10702345, 17123752, 21404690, 42809380, 85618760]

約数ペア:

[(1, 85618760), (2, 42809380), (4, 21404690), (5, 17123752), (8, 10702345), (10, 8561876), (20, 4280938), (40, 2140469), (1013, 84520), (2026, 42260), (2113, 40520), (4052, 21130), (4226, 20260), (5065, 16904), (8104, 10565), (8452, 10130)]