102116920

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12959}}^1$

素因数の和:13167

約数の個数: 32

約数和(自身を含む): 230947200

約数和(自身を除く): 128830280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 12959, 25918, 51836, 64795, 103672, 129590, 259180, 518360, 2552923, 5105846, 10211692, 12764615, 20423384, 25529230, 51058460, 102116920]

約数ペア:

[(1, 102116920), (2, 51058460), (4, 25529230), (5, 20423384), (8, 12764615), (10, 10211692), (20, 5105846), (40, 2552923), (197, 518360), (394, 259180), (788, 129590), (985, 103672), (1576, 64795), (1970, 51836), (3940, 25918), (7880, 12959)]