80858368

素因数分解:

$2^8\times {\mathrm{257}}^1\times {\mathrm{1229}}^1$

素因数の和:1502

約数の個数: 36

約数和(自身を含む): 162160740

約数和(自身を除く): 81302372

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 257, 514, 1028, 1229, 2056, 2458, 4112, 4916, 8224, 9832, 16448, 19664, 32896, 39328, 65792, 78656, 157312, 314624, 315853, 631706, 1263412, 2526824, 5053648, 10107296, 20214592, 40429184, 80858368]

約数ペア:

[(1, 80858368), (2, 40429184), (4, 20214592), (8, 10107296), (16, 5053648), (32, 2526824), (64, 1263412), (128, 631706), (256, 315853), (257, 314624), (514, 157312), (1028, 78656), (1229, 65792), (2056, 39328), (2458, 32896), (4112, 19664), (4916, 16448), (8224, 9832)]