51687390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6551}}^1$

素因数の和:6824

約数の個数: 32

約数和(自身を含む): 124540416

約数和(自身を除く): 72853026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2630, 3945, 6551, 7890, 13102, 19653, 32755, 39306, 65510, 98265, 196530, 1722913, 3445826, 5168739, 8614565, 10337478, 17229130, 25843695, 51687390]

約数ペア:

[(1, 51687390), (2, 25843695), (3, 17229130), (5, 10337478), (6, 8614565), (10, 5168739), (15, 3445826), (30, 1722913), (263, 196530), (526, 98265), (789, 65510), (1315, 39306), (1578, 32755), (2630, 19653), (3945, 13102), (6551, 7890)]