68135645

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 88391520

約数和(自身を除く): 20255875

約数列:

[1, 5, 29, 41, 73, 145, 157, 205, 365, 785, 1189, 2117, 2993, 4553, 5945, 6437, 10585, 11461, 14965, 22765, 32185, 57305, 86797, 186673, 332369, 433985, 469901, 933365, 1661845, 2349505, 13627129, 68135645]

約数ペア:

[(1, 68135645), (5, 13627129), (29, 2349505), (41, 1661845), (73, 933365), (145, 469901), (157, 433985), (205, 332369), (365, 186673), (785, 86797), (1189, 57305), (2117, 32185), (2993, 22765), (4553, 14965), (5945, 11461), (6437, 10585)]