200938000

素因数分解:

$2^4\times 5^3\times {\mathrm{100469}}^1$

素因数の和:100492

約数の個数: 40

約数和(自身を含む): 485872920

約数和(自身を除く): 284934920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 100469, 200938, 401876, 502345, 803752, 1004690, 1607504, 2009380, 2511725, 4018760, 5023450, 8037520, 10046900, 12558625, 20093800, 25117250, 40187600, 50234500, 100469000, 200938000]

約数ペア:

[(1, 200938000), (2, 100469000), (4, 50234500), (5, 40187600), (8, 25117250), (10, 20093800), (16, 12558625), (20, 10046900), (25, 8037520), (40, 5023450), (50, 4018760), (80, 2511725), (100, 2009380), (125, 1607504), (200, 1004690), (250, 803752), (400, 502345), (500, 401876), (1000, 200938), (2000, 100469)]