26142800

素因数分解:

$2^4\times 5^2\times {\mathrm{65357}}^1$

素因数の和:65375

約数の個数: 30

約数和(自身を含む): 62809038

約数和(自身を除く): 36666238

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 65357, 130714, 261428, 326785, 522856, 653570, 1045712, 1307140, 1633925, 2614280, 3267850, 5228560, 6535700, 13071400, 26142800]

約数ペア:

[(1, 26142800), (2, 13071400), (4, 6535700), (5, 5228560), (8, 3267850), (10, 2614280), (16, 1633925), (20, 1307140), (25, 1045712), (40, 653570), (50, 522856), (80, 326785), (100, 261428), (200, 130714), (400, 65357)]