51164320

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3593}}^1$

素因数の和:3697

約数の個数: 48

約数和(自身を含む): 122267880

約数和(自身を除く): 71103560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 3593, 7120, 7186, 14240, 14372, 17965, 28744, 35930, 57488, 71860, 114976, 143720, 287440, 319777, 574880, 639554, 1279108, 1598885, 2558216, 3197770, 5116432, 6395540, 10232864, 12791080, 25582160, 51164320]

約数ペア:

[(1, 51164320), (2, 25582160), (4, 12791080), (5, 10232864), (8, 6395540), (10, 5116432), (16, 3197770), (20, 2558216), (32, 1598885), (40, 1279108), (80, 639554), (89, 574880), (160, 319777), (178, 287440), (356, 143720), (445, 114976), (712, 71860), (890, 57488), (1424, 35930), (1780, 28744), (2848, 17965), (3560, 14372), (3593, 14240), (7120, 7186)]