66903680

素因数分解:

$2^7\times 5^1\times {\mathrm{104537}}^1$

素因数の和:104556

約数の個数: 32

約数和(自身を含む): 159943140

約数和(自身を除く): 93039460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 104537, 209074, 418148, 522685, 836296, 1045370, 1672592, 2090740, 3345184, 4181480, 6690368, 8362960, 13380736, 16725920, 33451840, 66903680]

約数ペア:

[(1, 66903680), (2, 33451840), (4, 16725920), (5, 13380736), (8, 8362960), (10, 6690368), (16, 4181480), (20, 3345184), (32, 2090740), (40, 1672592), (64, 1045370), (80, 836296), (128, 522685), (160, 418148), (320, 209074), (640, 104537)]