49960820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 130921728

約数和(自身を除く): 80960908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 97, 130, 140, 182, 194, 260, 283, 364, 388, 455, 485, 566, 679, 910, 970, 1132, 1261, 1358, 1415, 1820, 1940, 1981, 2522, 2716, 2830, 3395, 3679, 3962, 5044, 5660, 6305, 6790, 7358, 7924, 8827, 9905, 12610, 13580, 14716, 17654, 18395, 19810, 25220, 25753, 27451, 35308, 36790, 39620, 44135, 51506, 54902, 73580, 88270, 103012, 109804, 128765, 137255, 176540, 192157, 257530, 274510, 356863, 384314, 515060, 549020, 713726, 768628, 960785, 1427452, 1784315, 1921570, 2498041, 3568630, 3843140, 4996082, 7137260, 9992164, 12490205, 24980410, 49960820]

約数ペア:

[(1, 49960820), (2, 24980410), (4, 12490205), (5, 9992164), (7, 7137260), (10, 4996082), (13, 3843140), (14, 3568630), (20, 2498041), (26, 1921570), (28, 1784315), (35, 1427452), (52, 960785), (65, 768628), (70, 713726), (91, 549020), (97, 515060), (130, 384314), (140, 356863), (182, 274510), (194, 257530), (260, 192157), (283, 176540), (364, 137255), (388, 128765), (455, 109804), (485, 103012), (566, 88270), (679, 73580), (910, 54902), (970, 51506), (1132, 44135), (1261, 39620), (1358, 36790), (1415, 35308), (1820, 27451), (1940, 25753), (1981, 25220), (2522, 19810), (2716, 18395), (2830, 17654), (3395, 14716), (3679, 13580), (3962, 12610), (5044, 9905), (5660, 8827), (6305, 7924), (6790, 7358)]