79299680

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4547}}^1$

素因数の和:4671

約数の個数: 48

約数和(自身を含む): 189105840

約数和(自身を除く): 109806160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 4547, 8720, 9094, 17440, 18188, 22735, 36376, 45470, 72752, 90940, 145504, 181880, 363760, 495623, 727520, 991246, 1982492, 2478115, 3964984, 4956230, 7929968, 9912460, 15859936, 19824920, 39649840, 79299680]

約数ペア:

[(1, 79299680), (2, 39649840), (4, 19824920), (5, 15859936), (8, 9912460), (10, 7929968), (16, 4956230), (20, 3964984), (32, 2478115), (40, 1982492), (80, 991246), (109, 727520), (160, 495623), (218, 363760), (436, 181880), (545, 145504), (872, 90940), (1090, 72752), (1744, 45470), (2180, 36376), (3488, 22735), (4360, 18188), (4547, 17440), (8720, 9094)]