168139775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 233985024

約数和(自身を除く): 65845249

約数列:

[1, 5, 17, 23, 25, 85, 103, 115, 167, 391, 425, 515, 575, 835, 1751, 1955, 2369, 2575, 2839, 3841, 4175, 8755, 9775, 11845, 14195, 17201, 19205, 40273, 43775, 59225, 65297, 70975, 86005, 96025, 201365, 292417, 326485, 395623, 430025, 1006825, 1462085, 1632425, 1978115, 6725591, 7310425, 9890575, 33627955, 168139775]

約数ペア:

[(1, 168139775), (5, 33627955), (17, 9890575), (23, 7310425), (25, 6725591), (85, 1978115), (103, 1632425), (115, 1462085), (167, 1006825), (391, 430025), (425, 395623), (515, 326485), (575, 292417), (835, 201365), (1751, 96025), (1955, 86005), (2369, 70975), (2575, 65297), (2839, 59225), (3841, 43775), (4175, 40273), (8755, 19205), (9775, 17201), (11845, 14195)]