196719875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1811}}^1$

素因数の和:1916

約数の個数: 32

約数和(自身を含む): 271365120

約数和(自身を除く): 74645245

約数列:

[1, 5, 11, 25, 55, 79, 125, 275, 395, 869, 1375, 1811, 1975, 4345, 9055, 9875, 19921, 21725, 45275, 99605, 108625, 143069, 226375, 498025, 715345, 1573759, 2490125, 3576725, 7868795, 17883625, 39343975, 196719875]

約数ペア:

[(1, 196719875), (5, 39343975), (11, 17883625), (25, 7868795), (55, 3576725), (79, 2490125), (125, 1573759), (275, 715345), (395, 498025), (869, 226375), (1375, 143069), (1811, 108625), (1975, 99605), (4345, 45275), (9055, 21725), (9875, 19921)]