8778080

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 21019824

約数和(自身を除く): 12241744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 661, 664, 830, 1322, 1328, 1660, 2644, 2656, 3305, 3320, 5288, 6610, 6640, 10576, 13220, 13280, 21152, 26440, 52880, 54863, 105760, 109726, 219452, 274315, 438904, 548630, 877808, 1097260, 1755616, 2194520, 4389040, 8778080]

約数ペア:

[(1, 8778080), (2, 4389040), (4, 2194520), (5, 1755616), (8, 1097260), (10, 877808), (16, 548630), (20, 438904), (32, 274315), (40, 219452), (80, 109726), (83, 105760), (160, 54863), (166, 52880), (332, 26440), (415, 21152), (661, 13280), (664, 13220), (830, 10576), (1322, 6640), (1328, 6610), (1660, 5288), (2644, 3320), (2656, 3305)]