138431600

素因数分解:

$2^4\times 5^2\times {\mathrm{346079}}^1$

素因数の和:346097

約数の個数: 30

約数和(自身を含む): 332582880

約数和(自身を除く): 194151280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 346079, 692158, 1384316, 1730395, 2768632, 3460790, 5537264, 6921580, 8651975, 13843160, 17303950, 27686320, 34607900, 69215800, 138431600]

約数ペア:

[(1, 138431600), (2, 69215800), (4, 34607900), (5, 27686320), (8, 17303950), (10, 13843160), (16, 8651975), (20, 6921580), (25, 5537264), (40, 3460790), (50, 2768632), (80, 1730395), (100, 1384316), (200, 692158), (400, 346079)]