155825672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{8243}}^1$

素因数の和:8405

約数の個数: 32

約数和(自身を含む): 311623200

約数和(自身を除く): 155797528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 8243, 9452, 16486, 18904, 32972, 65944, 140131, 280262, 560524, 1121048, 1145777, 2291554, 4583108, 9166216, 19478209, 38956418, 77912836, 155825672]

約数ペア:

[(1, 155825672), (2, 77912836), (4, 38956418), (8, 19478209), (17, 9166216), (34, 4583108), (68, 2291554), (136, 1145777), (139, 1121048), (278, 560524), (556, 280262), (1112, 140131), (2363, 65944), (4726, 32972), (8243, 18904), (9452, 16486)]