664752850

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 1255098240

約数和(自身を除く): 590345390

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 283, 431, 545, 566, 862, 1090, 1415, 2155, 2725, 2830, 4310, 5450, 7075, 10775, 14150, 21550, 30847, 46979, 61694, 93958, 121973, 154235, 234895, 243946, 308470, 469790, 609865, 771175, 1174475, 1219730, 1542350, 2348950, 3049325, 6098650, 13295057, 26590114, 66475285, 132950570, 332376425, 664752850]

約数ペア:

[(1, 664752850), (2, 332376425), (5, 132950570), (10, 66475285), (25, 26590114), (50, 13295057), (109, 6098650), (218, 3049325), (283, 2348950), (431, 1542350), (545, 1219730), (566, 1174475), (862, 771175), (1090, 609865), (1415, 469790), (2155, 308470), (2725, 243946), (2830, 234895), (4310, 154235), (5450, 121973), (7075, 93958), (10775, 61694), (14150, 46979), (21550, 30847)]