200081960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{384773}}^1$

素因数の和:384797

約数の個数: 32

約数和(自身を含む): 484815240

約数和(自身を除く): 284733280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 384773, 769546, 1539092, 1923865, 3078184, 3847730, 5002049, 7695460, 10004098, 15390920, 20008196, 25010245, 40016392, 50020490, 100040980, 200081960]

約数ペア:

[(1, 200081960), (2, 100040980), (4, 50020490), (5, 40016392), (8, 25010245), (10, 20008196), (13, 15390920), (20, 10004098), (26, 7695460), (40, 5002049), (52, 3847730), (65, 3078184), (104, 1923865), (130, 1539092), (260, 769546), (520, 384773)]