73021720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{49339}}^1$

素因数の和:49387

約数の個数: 32

約数和(自身を含む): 168742800

約数和(自身を除く): 95721080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 49339, 98678, 197356, 246695, 394712, 493390, 986780, 1825543, 1973560, 3651086, 7302172, 9127715, 14604344, 18255430, 36510860, 73021720]

約数ペア:

[(1, 73021720), (2, 36510860), (4, 18255430), (5, 14604344), (8, 9127715), (10, 7302172), (20, 3651086), (37, 1973560), (40, 1825543), (74, 986780), (148, 493390), (185, 394712), (296, 246695), (370, 197356), (740, 98678), (1480, 49339)]