68982400

素因数分解:

$2^7\times 5^2\times {\mathrm{21557}}^1$

素因数の和:21581

約数の個数: 48

約数和(自身を含む): 170415990

約数和(自身を除く): 101433590

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 21557, 43114, 86228, 107785, 172456, 215570, 344912, 431140, 538925, 689824, 862280, 1077850, 1379648, 1724560, 2155700, 2759296, 3449120, 4311400, 6898240, 8622800, 13796480, 17245600, 34491200, 68982400]

約数ペア:

[(1, 68982400), (2, 34491200), (4, 17245600), (5, 13796480), (8, 8622800), (10, 6898240), (16, 4311400), (20, 3449120), (25, 2759296), (32, 2155700), (40, 1724560), (50, 1379648), (64, 1077850), (80, 862280), (100, 689824), (128, 538925), (160, 431140), (200, 344912), (320, 215570), (400, 172456), (640, 107785), (800, 86228), (1600, 43114), (3200, 21557)]