85578025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4463}}^1$

素因数の和:4545

約数の個数: 24

約数和(自身を含む): 116242560

約数和(自身を除く): 30664535

約数列:

[1, 5, 13, 25, 59, 65, 295, 325, 767, 1475, 3835, 4463, 19175, 22315, 58019, 111575, 263317, 290095, 1316585, 1450475, 3423121, 6582925, 17115605, 85578025]

約数ペア:

[(1, 85578025), (5, 17115605), (13, 6582925), (25, 3423121), (59, 1450475), (65, 1316585), (295, 290095), (325, 263317), (767, 111575), (1475, 58019), (3835, 22315), (4463, 19175)]