99239720

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{14341}}^1$

素因数の和:14525

約数の個数: 32

約数和(自身を含む): 224595720

約数和(自身を除く): 125356000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 14341, 28682, 57364, 71705, 114728, 143410, 286820, 573640, 2480993, 4961986, 9923972, 12404965, 19847944, 24809930, 49619860, 99239720]

約数ペア:

[(1, 99239720), (2, 49619860), (4, 24809930), (5, 19847944), (8, 12404965), (10, 9923972), (20, 4961986), (40, 2480993), (173, 573640), (346, 286820), (692, 143410), (865, 114728), (1384, 71705), (1730, 57364), (3460, 28682), (6920, 14341)]