65672725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{839}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 84994560

約数和(自身を除く): 19321835

約数列:

[1, 5, 25, 31, 101, 155, 505, 775, 839, 2525, 3131, 4195, 15655, 20975, 26009, 78275, 84739, 130045, 423695, 650225, 2118475, 2626909, 13134545, 65672725]

約数ペア:

[(1, 65672725), (5, 13134545), (25, 2626909), (31, 2118475), (101, 650225), (155, 423695), (505, 130045), (775, 84739), (839, 78275), (2525, 26009), (3131, 20975), (4195, 15655)]