80510125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 107078400

約数和(自身を除く): 26568275

約数列:

[1, 5, 19, 25, 95, 109, 125, 311, 475, 545, 1555, 2071, 2375, 2725, 5909, 7775, 10355, 13625, 29545, 33899, 38875, 51775, 147725, 169495, 258875, 644081, 738625, 847475, 3220405, 4237375, 16102025, 80510125]

約数ペア:

[(1, 80510125), (5, 16102025), (19, 4237375), (25, 3220405), (95, 847475), (109, 738625), (125, 644081), (311, 258875), (475, 169495), (545, 147725), (1555, 51775), (2071, 38875), (2375, 33899), (2725, 29545), (5909, 13625), (7775, 10355)]