128176565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 177897600

約数和(自身を除く): 49721035

約数列:

[1, 5, 11, 19, 55, 95, 173, 209, 709, 865, 1045, 1903, 3287, 3545, 7799, 9515, 13471, 16435, 36157, 38995, 67355, 122657, 148181, 180785, 613285, 740905, 1349227, 2330483, 6746135, 11652415, 25635313, 128176565]

約数ペア:

[(1, 128176565), (5, 25635313), (11, 11652415), (19, 6746135), (55, 2330483), (95, 1349227), (173, 740905), (209, 613285), (709, 180785), (865, 148181), (1045, 122657), (1903, 67355), (3287, 38995), (3545, 36157), (7799, 16435), (9515, 13471)]