87765488

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{40039}}^1$

素因数の和:40184

約数の個数: 20

約数和(自身を含む): 171291120

約数和(自身を除く): 83525632

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 40039, 80078, 160156, 320312, 640624, 5485343, 10970686, 21941372, 43882744, 87765488]

約数ペア:

[(1, 87765488), (2, 43882744), (4, 21941372), (8, 10970686), (16, 5485343), (137, 640624), (274, 320312), (548, 160156), (1096, 80078), (2192, 40039)]