51375780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{285421}}^1$

素因数の和:285436

約数の個数: 36

約数和(自身を含む): 155840412

約数和(自身を除く): 104464632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 285421, 570842, 856263, 1141684, 1427105, 1712526, 2568789, 2854210, 3425052, 4281315, 5137578, 5708420, 8562630, 10275156, 12843945, 17125260, 25687890, 51375780]

約数ペア:

[(1, 51375780), (2, 25687890), (3, 17125260), (4, 12843945), (5, 10275156), (6, 8562630), (9, 5708420), (10, 5137578), (12, 4281315), (15, 3425052), (18, 2854210), (20, 2568789), (30, 1712526), (36, 1427105), (45, 1141684), (60, 856263), (90, 570842), (180, 285421)]