208016675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{5897}}^1$

素因数の和:6007

約数の個数: 24

約数和(自身を含む): 276451056

約数和(自身を除く): 68434381

約数列:

[1, 5, 17, 25, 83, 85, 415, 425, 1411, 2075, 5897, 7055, 29485, 35275, 100249, 147425, 489451, 501245, 2447255, 2506225, 8320667, 12236275, 41603335, 208016675]

約数ペア:

[(1, 208016675), (5, 41603335), (17, 12236275), (25, 8320667), (83, 2506225), (85, 2447255), (415, 501245), (425, 489451), (1411, 147425), (2075, 100249), (5897, 35275), (7055, 29485)]