76646780

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11173}}^1$

素因数の和:11203

約数の個数: 48

約数和(自身を含む): 187723200

約数和(自身を除く): 111076420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 11173, 22346, 44692, 55865, 78211, 111730, 156422, 223460, 312844, 391055, 547477, 782110, 1094954, 1564220, 2189908, 2737385, 3832339, 5474770, 7664678, 10949540, 15329356, 19161695, 38323390, 76646780]

約数ペア:

[(1, 76646780), (2, 38323390), (4, 19161695), (5, 15329356), (7, 10949540), (10, 7664678), (14, 5474770), (20, 3832339), (28, 2737385), (35, 2189908), (49, 1564220), (70, 1094954), (98, 782110), (140, 547477), (196, 391055), (245, 312844), (343, 223460), (490, 156422), (686, 111730), (980, 78211), (1372, 55865), (1715, 44692), (3430, 22346), (6860, 11173)]