27982900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{25439}}^1$

素因数の和:25464

約数の個数: 36

約数和(自身を含む): 66245760

約数和(自身を除く): 38262860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 25439, 50878, 101756, 127195, 254390, 279829, 508780, 559658, 635975, 1119316, 1271950, 1399145, 2543900, 2798290, 5596580, 6995725, 13991450, 27982900]

約数ペア:

[(1, 27982900), (2, 13991450), (4, 6995725), (5, 5596580), (10, 2798290), (11, 2543900), (20, 1399145), (22, 1271950), (25, 1119316), (44, 635975), (50, 559658), (55, 508780), (100, 279829), (110, 254390), (220, 127195), (275, 101756), (550, 50878), (1100, 25439)]