55249280

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 133110000

約数和(自身を除く): 77860720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 499, 640, 692, 865, 998, 1384, 1730, 1996, 2495, 2768, 3460, 3992, 4990, 5536, 6920, 7984, 9980, 11072, 13840, 15968, 19960, 22144, 27680, 31936, 39920, 55360, 63872, 79840, 86327, 110720, 159680, 172654, 319360, 345308, 431635, 690616, 863270, 1381232, 1726540, 2762464, 3453080, 5524928, 6906160, 11049856, 13812320, 27624640, 55249280]

約数ペア:

[(1, 55249280), (2, 27624640), (4, 13812320), (5, 11049856), (8, 6906160), (10, 5524928), (16, 3453080), (20, 2762464), (32, 1726540), (40, 1381232), (64, 863270), (80, 690616), (128, 431635), (160, 345308), (173, 319360), (320, 172654), (346, 159680), (499, 110720), (640, 86327), (692, 79840), (865, 63872), (998, 55360), (1384, 39920), (1730, 31936), (1996, 27680), (2495, 22144), (2768, 19960), (3460, 15968), (3992, 13840), (4990, 11072), (5536, 9980), (6920, 7984)]