2012255575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{823}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 2891172096

約数和(自身を除く): 878916521

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 523, 823, 935, 2615, 4115, 4675, 5753, 8891, 9053, 13075, 13991, 20575, 28765, 44455, 45265, 69955, 97801, 143825, 153901, 222275, 226325, 349775, 430429, 489005, 769505, 2152145, 2445025, 3847525, 4734719, 7317293, 10760725, 23673595, 36586465, 80490223, 118367975, 182932325, 402451115, 2012255575]

約数ペア:

[(1, 2012255575), (5, 402451115), (11, 182932325), (17, 118367975), (25, 80490223), (55, 36586465), (85, 23673595), (187, 10760725), (275, 7317293), (425, 4734719), (523, 3847525), (823, 2445025), (935, 2152145), (2615, 769505), (4115, 489005), (4675, 430429), (5753, 349775), (8891, 226325), (9053, 222275), (13075, 153901), (13991, 143825), (20575, 97801), (28765, 69955), (44455, 45265)]