68481406

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 130170240

約数和(自身を除く): 61688834

約数列:

[1, 2, 7, 14, 17, 34, 53, 61, 89, 106, 119, 122, 178, 238, 371, 427, 623, 742, 854, 901, 1037, 1246, 1513, 1802, 2074, 3026, 3233, 4717, 5429, 6307, 6466, 7259, 9434, 10591, 10858, 12614, 14518, 21182, 22631, 33019, 38003, 45262, 54961, 66038, 76006, 80189, 92293, 109922, 160378, 184586, 287737, 384727, 561323, 575474, 646051, 769454, 1122646, 1292102, 2014159, 4028318, 4891529, 9783058, 34240703, 68481406]

約数ペア:

[(1, 68481406), (2, 34240703), (7, 9783058), (14, 4891529), (17, 4028318), (34, 2014159), (53, 1292102), (61, 1122646), (89, 769454), (106, 646051), (119, 575474), (122, 561323), (178, 384727), (238, 287737), (371, 184586), (427, 160378), (623, 109922), (742, 92293), (854, 80189), (901, 76006), (1037, 66038), (1246, 54961), (1513, 45262), (1802, 38003), (2074, 33019), (3026, 22631), (3233, 21182), (4717, 14518), (5429, 12614), (6307, 10858), (6466, 10591), (7259, 9434)]