2820108160

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{45427}}^1$

素因数の和:45543

約数の個数: 64

約数和(自身を含む): 6811474320

約数和(自身を除く): 3991366160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1552, 1940, 3104, 3880, 6208, 7760, 12416, 15520, 31040, 45427, 62080, 90854, 181708, 227135, 363416, 454270, 726832, 908540, 1453664, 1817080, 2907328, 3634160, 4406419, 5814656, 7268320, 8812838, 14536640, 17625676, 22032095, 29073280, 35251352, 44064190, 70502704, 88128380, 141005408, 176256760, 282010816, 352513520, 564021632, 705027040, 1410054080, 2820108160]

約数ペア:

[(1, 2820108160), (2, 1410054080), (4, 705027040), (5, 564021632), (8, 352513520), (10, 282010816), (16, 176256760), (20, 141005408), (32, 88128380), (40, 70502704), (64, 44064190), (80, 35251352), (97, 29073280), (128, 22032095), (160, 17625676), (194, 14536640), (320, 8812838), (388, 7268320), (485, 5814656), (640, 4406419), (776, 3634160), (970, 2907328), (1552, 1817080), (1940, 1453664), (3104, 908540), (3880, 726832), (6208, 454270), (7760, 363416), (12416, 227135), (15520, 181708), (31040, 90854), (45427, 62080)]