80490105

素因数分解:

$3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 149420544

約数和(自身を除く): 68930439

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 243, 279, 405, 465, 837, 1215, 1395, 2137, 2511, 4185, 6411, 7533, 10685, 12555, 19233, 32055, 37665, 57699, 66247, 96165, 173097, 198741, 288495, 331235, 519291, 596223, 865485, 993705, 1788669, 2596455, 2981115, 5366007, 8943345, 16098021, 26830035, 80490105]

約数ペア:

[(1, 80490105), (3, 26830035), (5, 16098021), (9, 8943345), (15, 5366007), (27, 2981115), (31, 2596455), (45, 1788669), (81, 993705), (93, 865485), (135, 596223), (155, 519291), (243, 331235), (279, 288495), (405, 198741), (465, 173097), (837, 96165), (1215, 66247), (1395, 57699), (2137, 37665), (2511, 32055), (4185, 19233), (6411, 12555), (7533, 10685)]