218705575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{10067}}^1$

素因数の和:10167

約数の個数: 24

約数和(自身を含む): 299623680

約数和(自身を除く): 80918105

約数列:

[1, 5, 11, 25, 55, 79, 275, 395, 869, 1975, 4345, 10067, 21725, 50335, 110737, 251675, 553685, 795293, 2768425, 3976465, 8748223, 19882325, 43741115, 218705575]

約数ペア:

[(1, 218705575), (5, 43741115), (11, 19882325), (25, 8748223), (55, 3976465), (79, 2768425), (275, 795293), (395, 553685), (869, 251675), (1975, 110737), (4345, 50335), (10067, 21725)]