66398720

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:761

約数の個数: 80

約数和(自身を含む): 163737288

約数和(自身を除く): 97338568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 701, 740, 1184, 1280, 1402, 1480, 2368, 2560, 2804, 2960, 3505, 4736, 5608, 5920, 7010, 9472, 11216, 11840, 14020, 18944, 22432, 23680, 25937, 28040, 44864, 47360, 51874, 56080, 89728, 94720, 103748, 112160, 129685, 179456, 207496, 224320, 259370, 358912, 414992, 448640, 518740, 829984, 897280, 1037480, 1659968, 1794560, 2074960, 3319936, 4149920, 6639872, 8299840, 13279744, 16599680, 33199360, 66398720]

約数ペア:

[(1, 66398720), (2, 33199360), (4, 16599680), (5, 13279744), (8, 8299840), (10, 6639872), (16, 4149920), (20, 3319936), (32, 2074960), (37, 1794560), (40, 1659968), (64, 1037480), (74, 897280), (80, 829984), (128, 518740), (148, 448640), (160, 414992), (185, 358912), (256, 259370), (296, 224320), (320, 207496), (370, 179456), (512, 129685), (592, 112160), (640, 103748), (701, 94720), (740, 89728), (1184, 56080), (1280, 51874), (1402, 47360), (1480, 44864), (2368, 28040), (2560, 25937), (2804, 23680), (2960, 22432), (3505, 18944), (4736, 14020), (5608, 11840), (5920, 11216), (7010, 9472)]