80405168

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1163}}^1$

素因数の和:1349

約数の個数: 40

約数和(自身を含む): 162378000

約数和(自身を除く): 81972832

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 149, 232, 298, 464, 596, 1163, 1192, 2326, 2384, 4321, 4652, 8642, 9304, 17284, 18608, 33727, 34568, 67454, 69136, 134908, 173287, 269816, 346574, 539632, 693148, 1386296, 2772592, 5025323, 10050646, 20101292, 40202584, 80405168]

約数ペア:

[(1, 80405168), (2, 40202584), (4, 20101292), (8, 10050646), (16, 5025323), (29, 2772592), (58, 1386296), (116, 693148), (149, 539632), (232, 346574), (298, 269816), (464, 173287), (596, 134908), (1163, 69136), (1192, 67454), (2326, 34568), (2384, 33727), (4321, 18608), (4652, 17284), (8642, 9304)]