25679835

素因数分解:

$3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:569

約数の個数: 40

約数和(自身を含む): 46434960

約数和(自身を除く): 20755125

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 389, 405, 489, 815, 1167, 1467, 1945, 2445, 3501, 4401, 5835, 7335, 10503, 13203, 17505, 22005, 31509, 52515, 63407, 66015, 157545, 190221, 317035, 570663, 951105, 1711989, 2853315, 5135967, 8559945, 25679835]

約数ペア:

[(1, 25679835), (3, 8559945), (5, 5135967), (9, 2853315), (15, 1711989), (27, 951105), (45, 570663), (81, 317035), (135, 190221), (163, 157545), (389, 66015), (405, 63407), (489, 52515), (815, 31509), (1167, 22005), (1467, 17505), (1945, 13203), (2445, 10503), (3501, 7335), (4401, 5835)]