73840816

素因数分解:

$2^4\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1019}}^1$

素因数の和:1681

約数の個数: 40

約数和(自身を含む): 163918080

約数和(自身を除く): 90077264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 647, 1019, 1294, 2038, 2588, 4076, 4529, 5176, 7133, 8152, 9058, 10352, 14266, 16304, 18116, 28532, 36232, 57064, 72464, 114128, 659293, 1318586, 2637172, 4615051, 5274344, 9230102, 10548688, 18460204, 36920408, 73840816]

約数ペア:

[(1, 73840816), (2, 36920408), (4, 18460204), (7, 10548688), (8, 9230102), (14, 5274344), (16, 4615051), (28, 2637172), (56, 1318586), (112, 659293), (647, 114128), (1019, 72464), (1294, 57064), (2038, 36232), (2588, 28532), (4076, 18116), (4529, 16304), (5176, 14266), (7133, 10352), (8152, 9058)]