80439795

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 144623232

約数和(自身を除く): 64183437

約数列:

[1, 3, 5, 9, 15, 45, 47, 73, 141, 219, 235, 365, 423, 521, 657, 705, 1095, 1563, 2115, 2605, 3285, 3431, 4689, 7815, 10293, 17155, 23445, 24487, 30879, 38033, 51465, 73461, 114099, 122435, 154395, 190165, 220383, 342297, 367305, 570495, 1101915, 1711485, 1787551, 5362653, 8937755, 16087959, 26813265, 80439795]

約数ペア:

[(1, 80439795), (3, 26813265), (5, 16087959), (9, 8937755), (15, 5362653), (45, 1787551), (47, 1711485), (73, 1101915), (141, 570495), (219, 367305), (235, 342297), (365, 220383), (423, 190165), (521, 154395), (657, 122435), (705, 114099), (1095, 73461), (1563, 51465), (2115, 38033), (2605, 30879), (3285, 24487), (3431, 23445), (4689, 17155), (7815, 10293)]