202090475

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:464

約数の個数: 36

約数和(自身を含む): 270206664

約数和(自身を除く): 68116189

約数列:

[1, 5, 17, 25, 83, 85, 289, 337, 415, 425, 1411, 1445, 1685, 2075, 5729, 7055, 7225, 8425, 23987, 27971, 28645, 35275, 97393, 119935, 139855, 143225, 475507, 486965, 599675, 699275, 2377535, 2434825, 8083619, 11887675, 40418095, 202090475]

約数ペア:

[(1, 202090475), (5, 40418095), (17, 11887675), (25, 8083619), (83, 2434825), (85, 2377535), (289, 699275), (337, 599675), (415, 486965), (425, 475507), (1411, 143225), (1445, 139855), (1685, 119935), (2075, 97393), (5729, 35275), (7055, 28645), (7225, 27971), (8425, 23987)]