80051600

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 203885760

約数和(自身を除く): 123834160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 67, 80, 100, 103, 116, 134, 145, 200, 206, 232, 268, 290, 335, 400, 412, 464, 515, 536, 580, 670, 725, 824, 1030, 1072, 1160, 1340, 1450, 1648, 1675, 1943, 2060, 2320, 2575, 2680, 2900, 2987, 3350, 3886, 4120, 5150, 5360, 5800, 5974, 6700, 6901, 7772, 8240, 9715, 10300, 11600, 11948, 13400, 13802, 14935, 15544, 19430, 20600, 23896, 26800, 27604, 29870, 31088, 34505, 38860, 41200, 47792, 48575, 55208, 59740, 69010, 74675, 77720, 97150, 110416, 119480, 138020, 149350, 155440, 172525, 194300, 200129, 238960, 276040, 298700, 345050, 388600, 400258, 552080, 597400, 690100, 777200, 800516, 1000645, 1194800, 1380200, 1601032, 2001290, 2760400, 3202064, 4002580, 5003225, 8005160, 10006450, 16010320, 20012900, 40025800, 80051600]

約数ペア:

[(1, 80051600), (2, 40025800), (4, 20012900), (5, 16010320), (8, 10006450), (10, 8005160), (16, 5003225), (20, 4002580), (25, 3202064), (29, 2760400), (40, 2001290), (50, 1601032), (58, 1380200), (67, 1194800), (80, 1000645), (100, 800516), (103, 777200), (116, 690100), (134, 597400), (145, 552080), (200, 400258), (206, 388600), (232, 345050), (268, 298700), (290, 276040), (335, 238960), (400, 200129), (412, 194300), (464, 172525), (515, 155440), (536, 149350), (580, 138020), (670, 119480), (725, 110416), (824, 97150), (1030, 77720), (1072, 74675), (1160, 69010), (1340, 59740), (1450, 55208), (1648, 48575), (1675, 47792), (1943, 41200), (2060, 38860), (2320, 34505), (2575, 31088), (2680, 29870), (2900, 27604), (2987, 26800), (3350, 23896), (3886, 20600), (4120, 19430), (5150, 15544), (5360, 14935), (5800, 13802), (5974, 13400), (6700, 11948), (6901, 11600), (7772, 10300), (8240, 9715)]