708790640

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 1676246880

約数和(自身を除く): 967456240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 241, 379, 388, 482, 485, 758, 776, 964, 970, 1205, 1516, 1552, 1895, 1928, 1940, 2410, 3032, 3790, 3856, 3880, 4820, 6064, 7580, 7760, 9640, 15160, 19280, 23377, 30320, 36763, 46754, 73526, 91339, 93508, 116885, 147052, 182678, 183815, 187016, 233770, 294104, 365356, 367630, 374032, 456695, 467540, 588208, 730712, 735260, 913390, 935080, 1461424, 1470520, 1826780, 1870160, 2941040, 3653560, 7307120, 8859883, 17719766, 35439532, 44299415, 70879064, 88598830, 141758128, 177197660, 354395320, 708790640]

約数ペア:

[(1, 708790640), (2, 354395320), (4, 177197660), (5, 141758128), (8, 88598830), (10, 70879064), (16, 44299415), (20, 35439532), (40, 17719766), (80, 8859883), (97, 7307120), (194, 3653560), (241, 2941040), (379, 1870160), (388, 1826780), (482, 1470520), (485, 1461424), (758, 935080), (776, 913390), (964, 735260), (970, 730712), (1205, 588208), (1516, 467540), (1552, 456695), (1895, 374032), (1928, 367630), (1940, 365356), (2410, 294104), (3032, 233770), (3790, 187016), (3856, 183815), (3880, 182678), (4820, 147052), (6064, 116885), (7580, 93508), (7760, 91339), (9640, 73526), (15160, 46754), (19280, 36763), (23377, 30320)]