26743750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 54840240

約数和(自身を除く): 28096490

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 389, 550, 625, 778, 1250, 1375, 1945, 2750, 3125, 3890, 4279, 6250, 6875, 8558, 9725, 13750, 19450, 21395, 34375, 42790, 48625, 68750, 97250, 106975, 213950, 243125, 486250, 534875, 1069750, 1215625, 2431250, 2674375, 5348750, 13371875, 26743750]

約数ペア:

[(1, 26743750), (2, 13371875), (5, 5348750), (10, 2674375), (11, 2431250), (22, 1215625), (25, 1069750), (50, 534875), (55, 486250), (110, 243125), (125, 213950), (250, 106975), (275, 97250), (389, 68750), (550, 48625), (625, 42790), (778, 34375), (1250, 21395), (1375, 19450), (1945, 13750), (2750, 9725), (3125, 8558), (3890, 6875), (4279, 6250)]