68452400

素因数分解:

$2^4\times 5^2\times {\mathrm{171131}}^1$

素因数の和:171149

約数の個数: 30

約数和(自身を含む): 164457852

約数和(自身を除く): 96005452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 171131, 342262, 684524, 855655, 1369048, 1711310, 2738096, 3422620, 4278275, 6845240, 8556550, 13690480, 17113100, 34226200, 68452400]

約数ペア:

[(1, 68452400), (2, 34226200), (4, 17113100), (5, 13690480), (8, 8556550), (10, 6845240), (16, 4278275), (20, 3422620), (25, 2738096), (40, 1711310), (50, 1369048), (80, 855655), (100, 684524), (200, 342262), (400, 171131)]