77921440

素因数分解:

$2^5\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1327}}^1$

素因数の和:1709

約数の個数: 48

約数和(自身を含む): 184730112

約数和(自身を除く): 106808672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 367, 734, 1327, 1468, 1835, 2654, 2936, 3670, 5308, 5872, 6635, 7340, 10616, 11744, 13270, 14680, 21232, 26540, 29360, 42464, 53080, 58720, 106160, 212320, 487009, 974018, 1948036, 2435045, 3896072, 4870090, 7792144, 9740180, 15584288, 19480360, 38960720, 77921440]

約数ペア:

[(1, 77921440), (2, 38960720), (4, 19480360), (5, 15584288), (8, 9740180), (10, 7792144), (16, 4870090), (20, 3896072), (32, 2435045), (40, 1948036), (80, 974018), (160, 487009), (367, 212320), (734, 106160), (1327, 58720), (1468, 53080), (1835, 42464), (2654, 29360), (2936, 26540), (3670, 21232), (5308, 14680), (5872, 13270), (6635, 11744), (7340, 10616)]