78655775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1249}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 106950000

約数和(自身を除く): 28294225

約数列:

[1, 5, 11, 25, 55, 229, 275, 1145, 1249, 2519, 5725, 6245, 12595, 13739, 31225, 62975, 68695, 286021, 343475, 1430105, 3146231, 7150525, 15731155, 78655775]

約数ペア:

[(1, 78655775), (5, 15731155), (11, 7150525), (25, 3146231), (55, 1430105), (229, 343475), (275, 286021), (1145, 68695), (1249, 62975), (2519, 31225), (5725, 13739), (6245, 12595)]