390551150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{3967}}^1$

素因数の和:4169

約数の個数: 48

約数和(自身を含む): 797091840

約数和(自身を除く): 406540690

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 179, 275, 358, 550, 895, 1790, 1969, 3938, 3967, 4475, 7934, 8950, 9845, 19690, 19835, 39670, 43637, 49225, 87274, 98450, 99175, 198350, 218185, 436370, 710093, 1090925, 1420186, 2181850, 3550465, 7100930, 7811023, 15622046, 17752325, 35504650, 39055115, 78110230, 195275575, 390551150]

約数ペア:

[(1, 390551150), (2, 195275575), (5, 78110230), (10, 39055115), (11, 35504650), (22, 17752325), (25, 15622046), (50, 7811023), (55, 7100930), (110, 3550465), (179, 2181850), (275, 1420186), (358, 1090925), (550, 710093), (895, 436370), (1790, 218185), (1969, 198350), (3938, 99175), (3967, 98450), (4475, 87274), (7934, 49225), (8950, 43637), (9845, 39670), (19690, 19835)]