71884475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 36

約数和(自身を含む): 99795696

約数和(自身を除く): 27911221

約数列:

[1, 5, 13, 25, 29, 65, 145, 263, 325, 377, 725, 841, 1315, 1885, 3419, 4205, 6575, 7627, 9425, 10933, 17095, 21025, 38135, 54665, 85475, 99151, 190675, 221183, 273325, 495755, 1105915, 2478775, 2875379, 5529575, 14376895, 71884475]

約数ペア:

[(1, 71884475), (5, 14376895), (13, 5529575), (25, 2875379), (29, 2478775), (65, 1105915), (145, 495755), (263, 273325), (325, 221183), (377, 190675), (725, 99151), (841, 85475), (1315, 54665), (1885, 38135), (3419, 21025), (4205, 17095), (6575, 10933), (7627, 9425)]