49907920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36697}}^1$

素因数の和:36727

約数の個数: 40

約数和(自身を含む): 122864904

約数和(自身を除く): 72956984

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 36697, 73394, 146788, 183485, 293576, 366970, 587152, 623849, 733940, 1247698, 1467880, 2495396, 2935760, 3119245, 4990792, 6238490, 9981584, 12476980, 24953960, 49907920]

約数ペア:

[(1, 49907920), (2, 24953960), (4, 12476980), (5, 9981584), (8, 6238490), (10, 4990792), (16, 3119245), (17, 2935760), (20, 2495396), (34, 1467880), (40, 1247698), (68, 733940), (80, 623849), (85, 587152), (136, 366970), (170, 293576), (272, 183485), (340, 146788), (680, 73394), (1360, 36697)]