79727560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181199}}^1$

素因数の和:181221

約数の個数: 32

約数和(自身を含む): 195696000

約数和(自身を除く): 115968440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 181199, 362398, 724796, 905995, 1449592, 1811990, 1993189, 3623980, 3986378, 7247960, 7972756, 9965945, 15945512, 19931890, 39863780, 79727560]

約数ペア:

[(1, 79727560), (2, 39863780), (4, 19931890), (5, 15945512), (8, 9965945), (10, 7972756), (11, 7247960), (20, 3986378), (22, 3623980), (40, 1993189), (44, 1811990), (55, 1449592), (88, 905995), (110, 724796), (220, 362398), (440, 181199)]