85542780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18047}}^1$

素因数の和:18138

約数の個数: 48

約数和(自身を含む): 242565120

約数和(自身を除く): 157022340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 18047, 36094, 54141, 72188, 90235, 108282, 180470, 216564, 270705, 360940, 541410, 1082820, 1425713, 2851426, 4277139, 5702852, 7128565, 8554278, 14257130, 17108556, 21385695, 28514260, 42771390, 85542780]

約数ペア:

[(1, 85542780), (2, 42771390), (3, 28514260), (4, 21385695), (5, 17108556), (6, 14257130), (10, 8554278), (12, 7128565), (15, 5702852), (20, 4277139), (30, 2851426), (60, 1425713), (79, 1082820), (158, 541410), (237, 360940), (316, 270705), (395, 216564), (474, 180470), (790, 108282), (948, 90235), (1185, 72188), (1580, 54141), (2370, 36094), (4740, 18047)]