78260960

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1543}}^1$

素因数の和:1875

約数の個数: 48

約数和(自身を含む): 185594976

約数和(自身を除く): 107334016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 634, 1268, 1543, 1585, 2536, 3086, 3170, 5072, 6172, 6340, 7715, 10144, 12344, 12680, 15430, 24688, 25360, 30860, 49376, 50720, 61720, 123440, 246880, 489131, 978262, 1956524, 2445655, 3913048, 4891310, 7826096, 9782620, 15652192, 19565240, 39130480, 78260960]

約数ペア:

[(1, 78260960), (2, 39130480), (4, 19565240), (5, 15652192), (8, 9782620), (10, 7826096), (16, 4891310), (20, 3913048), (32, 2445655), (40, 1956524), (80, 978262), (160, 489131), (317, 246880), (634, 123440), (1268, 61720), (1543, 50720), (1585, 49376), (2536, 30860), (3086, 25360), (3170, 24688), (5072, 15430), (6172, 12680), (6340, 12344), (7715, 10144)]