51409120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 140107968

約数和(自身を除く): 88698848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 197, 224, 233, 280, 394, 466, 560, 788, 932, 985, 1120, 1165, 1379, 1576, 1631, 1864, 1970, 2330, 2758, 3152, 3262, 3728, 3940, 4660, 5516, 6304, 6524, 6895, 7456, 7880, 8155, 9320, 11032, 13048, 13790, 15760, 16310, 18640, 22064, 26096, 27580, 31520, 32620, 37280, 44128, 45901, 52192, 55160, 65240, 91802, 110320, 130480, 183604, 220640, 229505, 260960, 321307, 367208, 459010, 642614, 734416, 918020, 1285228, 1468832, 1606535, 1836040, 2570456, 3213070, 3672080, 5140912, 6426140, 7344160, 10281824, 12852280, 25704560, 51409120]

約数ペア:

[(1, 51409120), (2, 25704560), (4, 12852280), (5, 10281824), (7, 7344160), (8, 6426140), (10, 5140912), (14, 3672080), (16, 3213070), (20, 2570456), (28, 1836040), (32, 1606535), (35, 1468832), (40, 1285228), (56, 918020), (70, 734416), (80, 642614), (112, 459010), (140, 367208), (160, 321307), (197, 260960), (224, 229505), (233, 220640), (280, 183604), (394, 130480), (466, 110320), (560, 91802), (788, 65240), (932, 55160), (985, 52192), (1120, 45901), (1165, 44128), (1379, 37280), (1576, 32620), (1631, 31520), (1864, 27580), (1970, 26096), (2330, 22064), (2758, 18640), (3152, 16310), (3262, 15760), (3728, 13790), (3940, 13048), (4660, 11032), (5516, 9320), (6304, 8155), (6524, 7880), (6895, 7456)]