80436645

素因数分解:

$3^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 145716480

約数和(自身を除く): 65279835

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 239, 243, 277, 405, 717, 831, 1195, 1215, 1385, 2151, 2493, 3585, 4155, 6453, 7479, 10755, 12465, 19359, 22437, 32265, 37395, 58077, 66203, 67311, 96795, 112185, 198609, 290385, 331015, 336555, 595827, 993045, 1787481, 2979135, 5362443, 8937405, 16087329, 26812215, 80436645]

約数ペア:

[(1, 80436645), (3, 26812215), (5, 16087329), (9, 8937405), (15, 5362443), (27, 2979135), (45, 1787481), (81, 993045), (135, 595827), (239, 336555), (243, 331015), (277, 290385), (405, 198609), (717, 112185), (831, 96795), (1195, 67311), (1215, 66203), (1385, 58077), (2151, 37395), (2493, 32265), (3585, 22437), (4155, 19359), (6453, 12465), (7479, 10755)]