20031395200

素因数分解:

$2^7\times 5^2\times {\mathrm{43}}^1\times {\mathrm{145577}}^1$

素因数の和:145644

約数の個数: 96

約数和(自身を含む): 50634939960

約数和(自身を除く): 30603544760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 320, 344, 400, 430, 640, 688, 800, 860, 1075, 1376, 1600, 1720, 2150, 2752, 3200, 3440, 4300, 5504, 6880, 8600, 13760, 17200, 27520, 34400, 68800, 137600, 145577, 291154, 582308, 727885, 1164616, 1455770, 2329232, 2911540, 3639425, 4658464, 5823080, 6259811, 7278850, 9316928, 11646160, 12519622, 14557700, 18633856, 23292320, 25039244, 29115400, 31299055, 46584640, 50078488, 58230800, 62598110, 93169280, 100156976, 116461600, 125196220, 156495275, 200313952, 232923200, 250392440, 312990550, 400627904, 465846400, 500784880, 625981100, 801255808, 1001569760, 1251962200, 2003139520, 2503924400, 4006279040, 5007848800, 10015697600, 20031395200]

約数ペア:

[(1, 20031395200), (2, 10015697600), (4, 5007848800), (5, 4006279040), (8, 2503924400), (10, 2003139520), (16, 1251962200), (20, 1001569760), (25, 801255808), (32, 625981100), (40, 500784880), (43, 465846400), (50, 400627904), (64, 312990550), (80, 250392440), (86, 232923200), (100, 200313952), (128, 156495275), (160, 125196220), (172, 116461600), (200, 100156976), (215, 93169280), (320, 62598110), (344, 58230800), (400, 50078488), (430, 46584640), (640, 31299055), (688, 29115400), (800, 25039244), (860, 23292320), (1075, 18633856), (1376, 14557700), (1600, 12519622), (1720, 11646160), (2150, 9316928), (2752, 7278850), (3200, 6259811), (3440, 5823080), (4300, 4658464), (5504, 3639425), (6880, 2911540), (8600, 2329232), (13760, 1455770), (17200, 1164616), (27520, 727885), (34400, 582308), (68800, 291154), (137600, 145577)]