828154960

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{106721}}^1$

素因数の和:106831

約数の個数: 40

約数和(自身を含む): 1945328616

約数和(自身を除く): 1117173656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 106721, 213442, 426884, 533605, 853768, 1067210, 1707536, 2134420, 4268840, 8537680, 10351937, 20703874, 41407748, 51759685, 82815496, 103519370, 165630992, 207038740, 414077480, 828154960]

約数ペア:

[(1, 828154960), (2, 414077480), (4, 207038740), (5, 165630992), (8, 103519370), (10, 82815496), (16, 51759685), (20, 41407748), (40, 20703874), (80, 10351937), (97, 8537680), (194, 4268840), (388, 2134420), (485, 1707536), (776, 1067210), (970, 853768), (1552, 533605), (1940, 426884), (3880, 213442), (7760, 106721)]