268452400

素因数分解:

$2^4\times 5^2\times {\mathrm{671131}}^1$

素因数の和:671149

約数の個数: 30

約数和(自身を含む): 644957852

約数和(自身を除く): 376505452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 671131, 1342262, 2684524, 3355655, 5369048, 6711310, 10738096, 13422620, 16778275, 26845240, 33556550, 53690480, 67113100, 134226200, 268452400]

約数ペア:

[(1, 268452400), (2, 134226200), (4, 67113100), (5, 53690480), (8, 33556550), (10, 26845240), (16, 16778275), (20, 13422620), (25, 10738096), (40, 6711310), (50, 5369048), (80, 3355655), (100, 2684524), (200, 1342262), (400, 671131)]