68900960

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1301}}^1$

素因数の和:1647

約数の個数: 48

約数和(自身を含む): 163395792

約数和(自身を除く): 94494832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1301, 1324, 1655, 2602, 2648, 3310, 5204, 5296, 6505, 6620, 10408, 10592, 13010, 13240, 20816, 26020, 26480, 41632, 52040, 52960, 104080, 208160, 430631, 861262, 1722524, 2153155, 3445048, 4306310, 6890096, 8612620, 13780192, 17225240, 34450480, 68900960]

約数ペア:

[(1, 68900960), (2, 34450480), (4, 17225240), (5, 13780192), (8, 8612620), (10, 6890096), (16, 4306310), (20, 3445048), (32, 2153155), (40, 1722524), (80, 861262), (160, 430631), (331, 208160), (662, 104080), (1301, 52960), (1324, 52040), (1655, 41632), (2602, 26480), (2648, 26020), (3310, 20816), (5204, 13240), (5296, 13010), (6505, 10592), (6620, 10408)]