1649788495520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{1028957}}^1$

素因数の和:1029894

約数の個数: 96

約数和(自身を含む): 4256626381056

約数和(自身を除く): 2606837885536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 911, 1760, 1822, 3644, 4555, 7288, 9110, 10021, 14576, 18220, 20042, 29152, 36440, 40084, 50105, 72880, 80168, 100210, 145760, 160336, 200420, 320672, 400840, 801680, 1028957, 1603360, 2057914, 4115828, 5144785, 8231656, 10289570, 11318527, 16463312, 20579140, 22637054, 32926624, 41158280, 45274108, 56592635, 82316560, 90548216, 113185270, 164633120, 181096432, 226370540, 362192864, 452741080, 905482160, 937379827, 1810964320, 1874759654, 3749519308, 4686899135, 7499038616, 9373798270, 10311178097, 14998077232, 18747596540, 20622356194, 29996154464, 37495193080, 41244712388, 51555890485, 74990386160, 82489424776, 103111780970, 149980772320, 164978849552, 206223561940, 329957699104, 412447123880, 824894247760, 1649788495520]

約数ペア:

[(1, 1649788495520), (2, 824894247760), (4, 412447123880), (5, 329957699104), (8, 206223561940), (10, 164978849552), (11, 149980772320), (16, 103111780970), (20, 82489424776), (22, 74990386160), (32, 51555890485), (40, 41244712388), (44, 37495193080), (55, 29996154464), (80, 20622356194), (88, 18747596540), (110, 14998077232), (160, 10311178097), (176, 9373798270), (220, 7499038616), (352, 4686899135), (440, 3749519308), (880, 1874759654), (911, 1810964320), (1760, 937379827), (1822, 905482160), (3644, 452741080), (4555, 362192864), (7288, 226370540), (9110, 181096432), (10021, 164633120), (14576, 113185270), (18220, 90548216), (20042, 82316560), (29152, 56592635), (36440, 45274108), (40084, 41158280), (50105, 32926624), (72880, 22637054), (80168, 20579140), (100210, 16463312), (145760, 11318527), (160336, 10289570), (200420, 8231656), (320672, 5144785), (400840, 4115828), (801680, 2057914), (1028957, 1603360)]