1279743425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 1732389120

約数和(自身を除く): 452645695

約数列:

[1, 5, 17, 25, 43, 85, 215, 239, 293, 425, 731, 1075, 1195, 1465, 3655, 4063, 4981, 5975, 7325, 10277, 12599, 18275, 20315, 24905, 51385, 62995, 70027, 101575, 124525, 174709, 214183, 256925, 314975, 350135, 873545, 1070915, 1190459, 1750675, 3011161, 4367725, 5354575, 5952295, 15055805, 29761475, 51189737, 75279025, 255948685, 1279743425]

約数ペア:

[(1, 1279743425), (5, 255948685), (17, 75279025), (25, 51189737), (43, 29761475), (85, 15055805), (215, 5952295), (239, 5354575), (293, 4367725), (425, 3011161), (731, 1750675), (1075, 1190459), (1195, 1070915), (1465, 873545), (3655, 350135), (4063, 314975), (4981, 256925), (5975, 214183), (7325, 174709), (10277, 124525), (12599, 101575), (18275, 70027), (20315, 62995), (24905, 51385)]