63841520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:562

約数の個数: 80

約数和(自身を含む): 158219040

約数和(自身を除く): 94377520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 433, 485, 760, 776, 866, 970, 1520, 1552, 1732, 1843, 1940, 2165, 3464, 3686, 3880, 4330, 6928, 7372, 7760, 8227, 8660, 9215, 14744, 16454, 17320, 18430, 29488, 32908, 34640, 36860, 41135, 42001, 65816, 73720, 82270, 84002, 131632, 147440, 164540, 168004, 210005, 329080, 336008, 420010, 658160, 672016, 798019, 840020, 1596038, 1680040, 3192076, 3360080, 3990095, 6384152, 7980190, 12768304, 15960380, 31920760, 63841520]

約数ペア:

[(1, 63841520), (2, 31920760), (4, 15960380), (5, 12768304), (8, 7980190), (10, 6384152), (16, 3990095), (19, 3360080), (20, 3192076), (38, 1680040), (40, 1596038), (76, 840020), (80, 798019), (95, 672016), (97, 658160), (152, 420010), (190, 336008), (194, 329080), (304, 210005), (380, 168004), (388, 164540), (433, 147440), (485, 131632), (760, 84002), (776, 82270), (866, 73720), (970, 65816), (1520, 42001), (1552, 41135), (1732, 36860), (1843, 34640), (1940, 32908), (2165, 29488), (3464, 18430), (3686, 17320), (3880, 16454), (4330, 14744), (6928, 9215), (7372, 8660), (7760, 8227)]