51782276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 116089344

約数和(自身を除く): 64307068

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 169, 182, 217, 338, 353, 364, 403, 434, 676, 706, 806, 868, 1183, 1412, 1612, 2366, 2471, 2821, 4589, 4732, 4942, 5239, 5642, 9178, 9884, 10478, 10943, 11284, 18356, 20956, 21886, 32123, 36673, 43772, 59657, 64246, 73346, 76601, 119314, 128492, 142259, 146692, 153202, 238628, 284518, 306404, 417599, 569036, 835198, 995813, 1670396, 1849367, 1991626, 3698734, 3983252, 7397468, 12945569, 25891138, 51782276]

約数ペア:

[(1, 51782276), (2, 25891138), (4, 12945569), (7, 7397468), (13, 3983252), (14, 3698734), (26, 1991626), (28, 1849367), (31, 1670396), (52, 995813), (62, 835198), (91, 569036), (124, 417599), (169, 306404), (182, 284518), (217, 238628), (338, 153202), (353, 146692), (364, 142259), (403, 128492), (434, 119314), (676, 76601), (706, 73346), (806, 64246), (868, 59657), (1183, 43772), (1412, 36673), (1612, 32123), (2366, 21886), (2471, 20956), (2821, 18356), (4589, 11284), (4732, 10943), (4942, 10478), (5239, 9884), (5642, 9178)]