51637760

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:923

約数の個数: 80

約数和(自身を含む): 129339936

約数和(自身を除く): 77702176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 877, 920, 1280, 1472, 1754, 1840, 2560, 2944, 3508, 3680, 4385, 5888, 7016, 7360, 8770, 11776, 14032, 14720, 17540, 20171, 28064, 29440, 35080, 40342, 56128, 58880, 70160, 80684, 100855, 112256, 140320, 161368, 201710, 224512, 280640, 322736, 403420, 449024, 561280, 645472, 806840, 1122560, 1290944, 1613680, 2245120, 2581888, 3227360, 5163776, 6454720, 10327552, 12909440, 25818880, 51637760]

約数ペア:

[(1, 51637760), (2, 25818880), (4, 12909440), (5, 10327552), (8, 6454720), (10, 5163776), (16, 3227360), (20, 2581888), (23, 2245120), (32, 1613680), (40, 1290944), (46, 1122560), (64, 806840), (80, 645472), (92, 561280), (115, 449024), (128, 403420), (160, 322736), (184, 280640), (230, 224512), (256, 201710), (320, 161368), (368, 140320), (460, 112256), (512, 100855), (640, 80684), (736, 70160), (877, 58880), (920, 56128), (1280, 40342), (1472, 35080), (1754, 29440), (1840, 28064), (2560, 20171), (2944, 17540), (3508, 14720), (3680, 14032), (4385, 11776), (5888, 8770), (7016, 7360)]