81954688

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37663}}^1$

素因数の和:37694

約数の個数: 32

約数和(自身を含む): 172877760

約数和(自身を除く): 90923072

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 37663, 75326, 150652, 301304, 602608, 640271, 1205216, 1280542, 2410432, 2561084, 4820864, 5122168, 10244336, 20488672, 40977344, 81954688]

約数ペア:

[(1, 81954688), (2, 40977344), (4, 20488672), (8, 10244336), (16, 5122168), (17, 4820864), (32, 2561084), (34, 2410432), (64, 1280542), (68, 1205216), (128, 640271), (136, 602608), (272, 301304), (544, 150652), (1088, 75326), (2176, 37663)]