64289500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{11689}}^1$

素因数の和:11719

約数の個数: 48

約数和(自身を含む): 153185760

約数和(自身を除く): 88896260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 5500, 11689, 23378, 46756, 58445, 116890, 128579, 233780, 257158, 292225, 514316, 584450, 642895, 1168900, 1285790, 1461125, 2571580, 2922250, 3214475, 5844500, 6428950, 12857900, 16072375, 32144750, 64289500]

約数ペア:

[(1, 64289500), (2, 32144750), (4, 16072375), (5, 12857900), (10, 6428950), (11, 5844500), (20, 3214475), (22, 2922250), (25, 2571580), (44, 1461125), (50, 1285790), (55, 1168900), (100, 642895), (110, 584450), (125, 514316), (220, 292225), (250, 257158), (275, 233780), (500, 128579), (550, 116890), (1100, 58445), (1375, 46756), (2750, 23378), (5500, 11689)]