85328920

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4241}}^1$

素因数の和:4755

約数の個数: 32

約数和(自身を含む): 192417120

約数和(自身を除く): 107088200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 4241, 5030, 8482, 10060, 16964, 20120, 21205, 33928, 42410, 84820, 169640, 2133223, 4266446, 8532892, 10666115, 17065784, 21332230, 42664460, 85328920]

約数ペア:

[(1, 85328920), (2, 42664460), (4, 21332230), (5, 17065784), (8, 10666115), (10, 8532892), (20, 4266446), (40, 2133223), (503, 169640), (1006, 84820), (2012, 42410), (2515, 33928), (4024, 21205), (4241, 20120), (5030, 16964), (8482, 10060)]