80221185

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1637}}^1$

素因数の和:1676

約数の個数: 60

約数和(自身を含む): 158162004

約数和(自身を除く): 77940819

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 121, 135, 165, 297, 363, 405, 495, 605, 891, 1089, 1485, 1637, 1815, 3267, 4455, 4911, 5445, 8185, 9801, 14733, 16335, 18007, 24555, 44199, 49005, 54021, 73665, 90035, 132597, 162063, 198077, 220995, 270105, 486189, 594231, 662985, 810315, 990385, 1458567, 1782693, 2430945, 2971155, 5348079, 7292835, 8913465, 16044237, 26740395, 80221185]

約数ペア:

[(1, 80221185), (3, 26740395), (5, 16044237), (9, 8913465), (11, 7292835), (15, 5348079), (27, 2971155), (33, 2430945), (45, 1782693), (55, 1458567), (81, 990385), (99, 810315), (121, 662985), (135, 594231), (165, 486189), (297, 270105), (363, 220995), (405, 198077), (495, 162063), (605, 132597), (891, 90035), (1089, 73665), (1485, 54021), (1637, 49005), (1815, 44199), (3267, 24555), (4455, 18007), (4911, 16335), (5445, 14733), (8185, 9801)]