25027990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2437}}^1$

素因数の和:2536

約数の個数: 32

約数和(自身を含む): 49150080

約数和(自身を除く): 24122090

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 2437, 4874, 5135, 10270, 12185, 24370, 31681, 63362, 158405, 192523, 316810, 385046, 962615, 1925230, 2502799, 5005598, 12513995, 25027990]

約数ペア:

[(1, 25027990), (2, 12513995), (5, 5005598), (10, 2502799), (13, 1925230), (26, 962615), (65, 385046), (79, 316810), (130, 192523), (158, 158405), (395, 63362), (790, 31681), (1027, 24370), (2054, 12185), (2437, 10270), (4874, 5135)]