48989875

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 69713280

約数和(自身を除く): 20723405

約数列:

[1, 5, 11, 25, 41, 55, 79, 121, 125, 205, 275, 395, 451, 605, 869, 1025, 1375, 1975, 2255, 3025, 3239, 4345, 4961, 5125, 9559, 9875, 11275, 15125, 16195, 21725, 24805, 35629, 47795, 56375, 80975, 108625, 124025, 178145, 238975, 391919, 404875, 620125, 890725, 1194875, 1959595, 4453625, 9797975, 48989875]

約数ペア:

[(1, 48989875), (5, 9797975), (11, 4453625), (25, 1959595), (41, 1194875), (55, 890725), (79, 620125), (121, 404875), (125, 391919), (205, 238975), (275, 178145), (395, 124025), (451, 108625), (605, 80975), (869, 56375), (1025, 47795), (1375, 35629), (1975, 24805), (2255, 21725), (3025, 16195), (3239, 15125), (4345, 11275), (4961, 9875), (5125, 9559)]