80821576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19541}}^1$

素因数の和:19605

約数の個数: 32

約数和(自身を含む): 168842880

約数和(自身を除く): 88021304

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 19541, 39082, 78164, 156328, 214951, 429902, 859804, 918427, 1719608, 1836854, 3673708, 7347416, 10102697, 20205394, 40410788, 80821576]

約数ペア:

[(1, 80821576), (2, 40410788), (4, 20205394), (8, 10102697), (11, 7347416), (22, 3673708), (44, 1836854), (47, 1719608), (88, 918427), (94, 859804), (188, 429902), (376, 214951), (517, 156328), (1034, 78164), (2068, 39082), (4136, 19541)]