81588736

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{8387}}^1$

素因数の和:8424

約数の個数: 40

約数和(自身を含む): 171618480

約数和(自身を除く): 90029744

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 8387, 9728, 16774, 33548, 67096, 134192, 159353, 268384, 318706, 536768, 637412, 1073536, 1274824, 2147072, 2549648, 4294144, 5099296, 10198592, 20397184, 40794368, 81588736]

約数ペア:

[(1, 81588736), (2, 40794368), (4, 20397184), (8, 10198592), (16, 5099296), (19, 4294144), (32, 2549648), (38, 2147072), (64, 1274824), (76, 1073536), (128, 637412), (152, 536768), (256, 318706), (304, 268384), (512, 159353), (608, 134192), (1216, 67096), (2432, 33548), (4864, 16774), (8387, 9728)]