51779840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{5779}}^1$

素因数の和:5807

約数の個数: 72

約数和(自身を含む): 141771840

約数和(自身を除く): 89992000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 5779, 8960, 11558, 23116, 28895, 40453, 46232, 57790, 80906, 92464, 115580, 161812, 184928, 202265, 231160, 323624, 369856, 404530, 462320, 647248, 739712, 809060, 924640, 1294496, 1479424, 1618120, 1849280, 2588992, 3236240, 3698560, 5177984, 6472480, 7397120, 10355968, 12944960, 25889920, 51779840]

約数ペア:

[(1, 51779840), (2, 25889920), (4, 12944960), (5, 10355968), (7, 7397120), (8, 6472480), (10, 5177984), (14, 3698560), (16, 3236240), (20, 2588992), (28, 1849280), (32, 1618120), (35, 1479424), (40, 1294496), (56, 924640), (64, 809060), (70, 739712), (80, 647248), (112, 462320), (128, 404530), (140, 369856), (160, 323624), (224, 231160), (256, 202265), (280, 184928), (320, 161812), (448, 115580), (560, 92464), (640, 80906), (896, 57790), (1120, 46232), (1280, 40453), (1792, 28895), (2240, 23116), (4480, 11558), (5779, 8960)]