80903408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{297439}}^1$

素因数の和:297464

約数の個数: 20

約数和(自身を含む): 165971520

約数和(自身を除く): 85068112

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 297439, 594878, 1189756, 2379512, 4759024, 5056463, 10112926, 20225852, 40451704, 80903408]

約数ペア:

[(1, 80903408), (2, 40451704), (4, 20225852), (8, 10112926), (16, 5056463), (17, 4759024), (34, 2379512), (68, 1189756), (136, 594878), (272, 297439)]