39078325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 60371136

約数和(自身を除く): 21292811

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 643, 715, 935, 1105, 2431, 3215, 3575, 4675, 5525, 7073, 8359, 10931, 12155, 16075, 35365, 41795, 54655, 60775, 91949, 120241, 142103, 176825, 208975, 273275, 459745, 601205, 710515, 1563133, 2298725, 3006025, 3552575, 7815665, 39078325]

約数ペア:

[(1, 39078325), (5, 7815665), (11, 3552575), (13, 3006025), (17, 2298725), (25, 1563133), (55, 710515), (65, 601205), (85, 459745), (143, 273275), (187, 208975), (221, 176825), (275, 142103), (325, 120241), (425, 91949), (643, 60775), (715, 54655), (935, 41795), (1105, 35365), (2431, 16075), (3215, 12155), (3575, 10931), (4675, 8359), (5525, 7073)]