2080731645

素因数分解:

$3^4\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{3209}}^1$

素因数の和:4827

約数の個数: 40

約数和(自身を含む): 3733396920

約数和(自身を除く): 1652665275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1601, 3209, 4803, 8005, 9627, 14409, 16045, 24015, 28881, 43227, 48135, 72045, 86643, 129681, 144405, 216135, 259929, 433215, 648405, 1299645, 5137609, 15412827, 25688045, 46238481, 77064135, 138715443, 231192405, 416146329, 693577215, 2080731645]

約数ペア:

[(1, 2080731645), (3, 693577215), (5, 416146329), (9, 231192405), (15, 138715443), (27, 77064135), (45, 46238481), (81, 25688045), (135, 15412827), (405, 5137609), (1601, 1299645), (3209, 648405), (4803, 433215), (8005, 259929), (9627, 216135), (14409, 144405), (16045, 129681), (24015, 86643), (28881, 72045), (43227, 48135)]