138992425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2287}}^1$

素因数の和:2338

約数の個数: 48

約数和(自身を含む): 214486272

約数和(自身を除く): 75493847

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 2287, 2431, 3575, 4675, 5525, 11435, 12155, 25157, 29731, 38879, 57175, 60775, 125785, 148655, 194395, 327041, 427669, 505427, 628925, 743275, 971975, 1635205, 2138345, 2527135, 5559697, 8176025, 10691725, 12635675, 27798485, 138992425]

約数ペア:

[(1, 138992425), (5, 27798485), (11, 12635675), (13, 10691725), (17, 8176025), (25, 5559697), (55, 2527135), (65, 2138345), (85, 1635205), (143, 971975), (187, 743275), (221, 628925), (275, 505427), (325, 427669), (425, 327041), (715, 194395), (935, 148655), (1105, 125785), (2287, 60775), (2431, 57175), (3575, 38879), (4675, 29731), (5525, 25157), (11435, 12155)]