89710270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 176821920

約数和(自身を除く): 87111650

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 169, 218, 338, 487, 545, 845, 974, 1090, 1417, 1690, 2435, 2834, 4870, 6331, 7085, 12662, 14170, 18421, 31655, 36842, 53083, 63310, 82303, 92105, 106166, 164606, 184210, 265415, 411515, 530830, 690079, 823030, 1380158, 3450395, 6900790, 8971027, 17942054, 44855135, 89710270]

約数ペア:

[(1, 89710270), (2, 44855135), (5, 17942054), (10, 8971027), (13, 6900790), (26, 3450395), (65, 1380158), (109, 823030), (130, 690079), (169, 530830), (218, 411515), (338, 265415), (487, 184210), (545, 164606), (845, 106166), (974, 92105), (1090, 82303), (1417, 63310), (1690, 53083), (2435, 36842), (2834, 31655), (4870, 18421), (6331, 14170), (7085, 12662)]