80887156

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1559}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 172972800

約数和(自身を除く): 92085644

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 109, 119, 218, 238, 436, 476, 763, 1526, 1559, 1853, 3052, 3118, 3706, 6236, 7412, 10913, 12971, 21826, 25942, 26503, 43652, 51884, 53006, 106012, 169931, 185521, 339862, 371042, 679724, 742084, 1189517, 2379034, 2888827, 4758068, 5777654, 11555308, 20221789, 40443578, 80887156]

約数ペア:

[(1, 80887156), (2, 40443578), (4, 20221789), (7, 11555308), (14, 5777654), (17, 4758068), (28, 2888827), (34, 2379034), (68, 1189517), (109, 742084), (119, 679724), (218, 371042), (238, 339862), (436, 185521), (476, 169931), (763, 106012), (1526, 53006), (1559, 51884), (1853, 43652), (3052, 26503), (3118, 25942), (3706, 21826), (6236, 12971), (7412, 10913)]