77473480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1021}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 200148480

約数和(自身を除く): 122675000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 271, 280, 542, 1021, 1084, 1355, 1897, 2042, 2168, 2710, 3794, 4084, 5105, 5420, 7147, 7588, 8168, 9485, 10210, 10840, 14294, 15176, 18970, 20420, 28588, 35735, 37940, 40840, 57176, 71470, 75880, 142940, 276691, 285880, 553382, 1106764, 1383455, 1936837, 2213528, 2766910, 3873674, 5533820, 7747348, 9684185, 11067640, 15494696, 19368370, 38736740, 77473480]

約数ペア:

[(1, 77473480), (2, 38736740), (4, 19368370), (5, 15494696), (7, 11067640), (8, 9684185), (10, 7747348), (14, 5533820), (20, 3873674), (28, 2766910), (35, 2213528), (40, 1936837), (56, 1383455), (70, 1106764), (140, 553382), (271, 285880), (280, 276691), (542, 142940), (1021, 75880), (1084, 71470), (1355, 57176), (1897, 40840), (2042, 37940), (2168, 35735), (2710, 28588), (3794, 20420), (4084, 18970), (5105, 15176), (5420, 14294), (7147, 10840), (7588, 10210), (8168, 9485)]