68767960

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13537}}^1$

素因数の和:13675

約数の個数: 32

約数和(自身を含む): 155957760

約数和(自身を除く): 87189800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 13537, 27074, 54148, 67685, 108296, 135370, 270740, 541480, 1719199, 3438398, 6876796, 8595995, 13753592, 17191990, 34383980, 68767960]

約数ペア:

[(1, 68767960), (2, 34383980), (4, 17191990), (5, 13753592), (8, 8595995), (10, 6876796), (20, 3438398), (40, 1719199), (127, 541480), (254, 270740), (508, 135370), (635, 108296), (1016, 67685), (1270, 54148), (2540, 27074), (5080, 13537)]