12757100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 29529360

約数和(自身を除く): 16772260

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 53, 58, 83, 100, 106, 116, 145, 166, 212, 265, 290, 332, 415, 530, 580, 725, 830, 1060, 1325, 1450, 1537, 1660, 2075, 2407, 2650, 2900, 3074, 4150, 4399, 4814, 5300, 6148, 7685, 8300, 8798, 9628, 12035, 15370, 17596, 21995, 24070, 30740, 38425, 43990, 48140, 60175, 76850, 87980, 109975, 120350, 127571, 153700, 219950, 240700, 255142, 439900, 510284, 637855, 1275710, 2551420, 3189275, 6378550, 12757100]

約数ペア:

[(1, 12757100), (2, 6378550), (4, 3189275), (5, 2551420), (10, 1275710), (20, 637855), (25, 510284), (29, 439900), (50, 255142), (53, 240700), (58, 219950), (83, 153700), (100, 127571), (106, 120350), (116, 109975), (145, 87980), (166, 76850), (212, 60175), (265, 48140), (290, 43990), (332, 38425), (415, 30740), (530, 24070), (580, 21995), (725, 17596), (830, 15370), (1060, 12035), (1325, 9628), (1450, 8798), (1537, 8300), (1660, 7685), (2075, 6148), (2407, 5300), (2650, 4814), (2900, 4399), (3074, 4150)]