80820495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 168210432

約数和(自身を除く): 87389937

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 53, 63, 103, 105, 141, 159, 235, 265, 309, 315, 329, 371, 423, 477, 515, 705, 721, 795, 927, 987, 1113, 1545, 1645, 1855, 2115, 2163, 2385, 2491, 2961, 3339, 3605, 4635, 4841, 4935, 5459, 5565, 6489, 7473, 10815, 12455, 14523, 14805, 16377, 16695, 17437, 22419, 24205, 27295, 32445, 33887, 37365, 38213, 43569, 49131, 52311, 72615, 81885, 87185, 101661, 112095, 114639, 156933, 169435, 191065, 217845, 245655, 256573, 261555, 304983, 343917, 508305, 573195, 769719, 784665, 1282865, 1524915, 1719585, 1796011, 2309157, 3848595, 5388033, 8980055, 11545785, 16164099, 26940165, 80820495]

約数ペア:

[(1, 80820495), (3, 26940165), (5, 16164099), (7, 11545785), (9, 8980055), (15, 5388033), (21, 3848595), (35, 2309157), (45, 1796011), (47, 1719585), (53, 1524915), (63, 1282865), (103, 784665), (105, 769719), (141, 573195), (159, 508305), (235, 343917), (265, 304983), (309, 261555), (315, 256573), (329, 245655), (371, 217845), (423, 191065), (477, 169435), (515, 156933), (705, 114639), (721, 112095), (795, 101661), (927, 87185), (987, 81885), (1113, 72615), (1545, 52311), (1645, 49131), (1855, 43569), (2115, 38213), (2163, 37365), (2385, 33887), (2491, 32445), (2961, 27295), (3339, 24205), (3605, 22419), (4635, 17437), (4841, 16695), (4935, 16377), (5459, 14805), (5565, 14523), (6489, 12455), (7473, 10815)]