66459520

素因数分解:

$2^7\times 5^1\times {\mathrm{103843}}^1$

素因数の和:103862

約数の個数: 32

約数和(自身を含む): 158881320

約数和(自身を除く): 92421800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 103843, 207686, 415372, 519215, 830744, 1038430, 1661488, 2076860, 3322976, 4153720, 6645952, 8307440, 13291904, 16614880, 33229760, 66459520]

約数ペア:

[(1, 66459520), (2, 33229760), (4, 16614880), (5, 13291904), (8, 8307440), (10, 6645952), (16, 4153720), (20, 3322976), (32, 2076860), (40, 1661488), (64, 1038430), (80, 830744), (128, 519215), (160, 415372), (320, 207686), (640, 103843)]