1245325445

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5507}}^1$

素因数の和:5610

約数の個数: 48

約数和(自身を含む): 1898805888

約数和(自身を除く): 653480443

約数列:

[1, 5, 7, 13, 35, 49, 65, 71, 91, 245, 355, 455, 497, 637, 923, 2485, 3185, 3479, 4615, 5507, 6461, 17395, 27535, 32305, 38549, 45227, 71591, 192745, 226135, 269843, 357955, 390997, 501137, 1349215, 1954985, 2505685, 2736979, 3507959, 5082961, 13684895, 17539795, 19158853, 25414805, 35580727, 95794265, 177903635, 249065089, 1245325445]

約数ペア:

[(1, 1245325445), (5, 249065089), (7, 177903635), (13, 95794265), (35, 35580727), (49, 25414805), (65, 19158853), (71, 17539795), (91, 13684895), (245, 5082961), (355, 3507959), (455, 2736979), (497, 2505685), (637, 1954985), (923, 1349215), (2485, 501137), (3185, 390997), (3479, 357955), (4615, 269843), (5507, 226135), (6461, 192745), (17395, 71591), (27535, 45227), (32305, 38549)]