80989952

素因数分解:

$2^8\times {\mathrm{257}}^1\times {\mathrm{1231}}^1$

素因数の和:1504

約数の個数: 36

約数和(自身を含む): 162424416

約数和(自身を除く): 81434464

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 257, 514, 1028, 1231, 2056, 2462, 4112, 4924, 8224, 9848, 16448, 19696, 32896, 39392, 65792, 78784, 157568, 315136, 316367, 632734, 1265468, 2530936, 5061872, 10123744, 20247488, 40494976, 80989952]

約数ペア:

[(1, 80989952), (2, 40494976), (4, 20247488), (8, 10123744), (16, 5061872), (32, 2530936), (64, 1265468), (128, 632734), (256, 316367), (257, 315136), (514, 157568), (1028, 78784), (1231, 65792), (2056, 39392), (2462, 32896), (4112, 19696), (4924, 16448), (8224, 9848)]