68877812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 136080000

約数和(自身を除く): 67202188

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 89, 178, 323, 356, 599, 646, 1198, 1292, 1513, 1691, 2396, 3026, 3382, 6052, 6764, 10183, 11381, 20366, 22762, 28747, 40732, 45524, 53311, 57494, 106622, 114988, 193477, 213244, 386954, 773908, 906287, 1012909, 1812574, 2025818, 3625148, 4051636, 17219453, 34438906, 68877812]

約数ペア:

[(1, 68877812), (2, 34438906), (4, 17219453), (17, 4051636), (19, 3625148), (34, 2025818), (38, 1812574), (68, 1012909), (76, 906287), (89, 773908), (178, 386954), (323, 213244), (356, 193477), (599, 114988), (646, 106622), (1198, 57494), (1292, 53311), (1513, 45524), (1691, 40732), (2396, 28747), (3026, 22762), (3382, 20366), (6052, 11381), (6764, 10183)]