729121520

素因数分解:

$2^4\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{7027}}^1$

素因数の和:8337

約数の個数: 40

約数和(自身を含む): 1696755984

約数和(自身を除く): 967634464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1297, 2594, 5188, 6485, 7027, 10376, 12970, 14054, 20752, 25940, 28108, 35135, 51880, 56216, 70270, 103760, 112432, 140540, 281080, 562160, 9114019, 18228038, 36456076, 45570095, 72912152, 91140190, 145824304, 182280380, 364560760, 729121520]

約数ペア:

[(1, 729121520), (2, 364560760), (4, 182280380), (5, 145824304), (8, 91140190), (10, 72912152), (16, 45570095), (20, 36456076), (40, 18228038), (80, 9114019), (1297, 562160), (2594, 281080), (5188, 140540), (6485, 112432), (7027, 103760), (10376, 70270), (12970, 56216), (14054, 51880), (20752, 35135), (25940, 28108)]