68624656

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{109}}^2$

素因数の和:264

約数の個数: 45

約数和(自身を含む): 141625701

約数和(自身を除く): 73001045

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 109, 152, 218, 304, 361, 436, 722, 872, 1444, 1744, 2071, 2888, 4142, 5776, 8284, 11881, 16568, 23762, 33136, 39349, 47524, 78698, 95048, 157396, 190096, 225739, 314792, 451478, 629584, 902956, 1805912, 3611824, 4289041, 8578082, 17156164, 34312328, 68624656]

約数ペア:

[(1, 68624656), (2, 34312328), (4, 17156164), (8, 8578082), (16, 4289041), (19, 3611824), (38, 1805912), (76, 902956), (109, 629584), (152, 451478), (218, 314792), (304, 225739), (361, 190096), (436, 157396), (722, 95048), (872, 78698), (1444, 47524), (1744, 39349), (2071, 33136), (2888, 23762), (4142, 16568), (5776, 11881)]