121982225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12479}}^1$

素因数の和:12529

約数の個数: 24

約数和(自身を含む): 167132160

約数和(自身を除く): 45149935

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 9775, 12479, 62395, 212143, 287017, 311975, 1060715, 1435085, 4879289, 5303575, 7175425, 24396445, 121982225]

約数ペア:

[(1, 121982225), (5, 24396445), (17, 7175425), (23, 5303575), (25, 4879289), (85, 1435085), (115, 1060715), (391, 311975), (425, 287017), (575, 212143), (1955, 62395), (9775, 12479)]