80401312

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{593}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 167650560

約数和(自身を除く): 87249248

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 223, 304, 446, 593, 608, 892, 1186, 1784, 2372, 3568, 4237, 4744, 7136, 8474, 9488, 11267, 16948, 18976, 22534, 33896, 45068, 67792, 90136, 132239, 135584, 180272, 264478, 360544, 528956, 1057912, 2115824, 2512541, 4231648, 5025082, 10050164, 20100328, 40200656, 80401312]

約数ペア:

[(1, 80401312), (2, 40200656), (4, 20100328), (8, 10050164), (16, 5025082), (19, 4231648), (32, 2512541), (38, 2115824), (76, 1057912), (152, 528956), (223, 360544), (304, 264478), (446, 180272), (593, 135584), (608, 132239), (892, 90136), (1186, 67792), (1784, 45068), (2372, 33896), (3568, 22534), (4237, 18976), (4744, 16948), (7136, 11267), (8474, 9488)]