51330820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3511}}^1$

素因数の和:3580

約数の個数: 48

約数和(自身を含む): 116823168

約数和(自身を除く): 65492348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3511, 3655, 7022, 7310, 14044, 14620, 17555, 35110, 59687, 70220, 119374, 150973, 238748, 298435, 301946, 596870, 603892, 754865, 1193740, 1509730, 2566541, 3019460, 5133082, 10266164, 12832705, 25665410, 51330820]

約数ペア:

[(1, 51330820), (2, 25665410), (4, 12832705), (5, 10266164), (10, 5133082), (17, 3019460), (20, 2566541), (34, 1509730), (43, 1193740), (68, 754865), (85, 603892), (86, 596870), (170, 301946), (172, 298435), (215, 238748), (340, 150973), (430, 119374), (731, 70220), (860, 59687), (1462, 35110), (2924, 17555), (3511, 14620), (3655, 14044), (7022, 7310)]