68781752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6421}}^1$

素因数の和:6543

約数の個数: 32

約数和(自身を含む): 140256480

約数和(自身を除く): 71474728

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 2678, 5356, 6421, 10712, 12842, 25684, 51368, 83473, 166946, 333892, 661363, 667784, 1322726, 2645452, 5290904, 8597719, 17195438, 34390876, 68781752]

約数ペア:

[(1, 68781752), (2, 34390876), (4, 17195438), (8, 8597719), (13, 5290904), (26, 2645452), (52, 1322726), (103, 667784), (104, 661363), (206, 333892), (412, 166946), (824, 83473), (1339, 51368), (2678, 25684), (5356, 12842), (6421, 10712)]