887313310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{220177}}^1$

素因数の和:220228

約数の個数: 32

約数和(自身を含む): 1775515392

約数和(自身を除く): 888202082

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 220177, 440354, 1100885, 2201770, 2862301, 5724602, 6825487, 13650974, 14311505, 28623010, 34127435, 68254870, 88731331, 177462662, 443656655, 887313310]

約数ペア:

[(1, 887313310), (2, 443656655), (5, 177462662), (10, 88731331), (13, 68254870), (26, 34127435), (31, 28623010), (62, 14311505), (65, 13650974), (130, 6825487), (155, 5724602), (310, 2862301), (403, 2201770), (806, 1100885), (2015, 440354), (4030, 220177)]