68042900

素因数分解:

$2^2\times 5^2\times {\mathrm{811}}^1\times {\mathrm{839}}^1$

素因数の和:1664

約数の個数: 36

約数和(自身を含む): 148011360

約数和(自身を除く): 79968460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 811, 839, 1622, 1678, 3244, 3356, 4055, 4195, 8110, 8390, 16220, 16780, 20275, 20975, 40550, 41950, 81100, 83900, 680429, 1360858, 2721716, 3402145, 6804290, 13608580, 17010725, 34021450, 68042900]

約数ペア:

[(1, 68042900), (2, 34021450), (4, 17010725), (5, 13608580), (10, 6804290), (20, 3402145), (25, 2721716), (50, 1360858), (100, 680429), (811, 83900), (839, 81100), (1622, 41950), (1678, 40550), (3244, 20975), (3356, 20275), (4055, 16780), (4195, 16220), (8110, 8390)]