51306290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5273}}^1$

素因数の和:5426

約数の個数: 32

約数和(自身を含む): 106323840

約数和(自身を除く): 55017550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 5273, 9730, 10546, 26365, 36911, 52730, 73822, 184555, 369110, 732947, 1465894, 3664735, 5130629, 7329470, 10261258, 25653145, 51306290]

約数ペア:

[(1, 51306290), (2, 25653145), (5, 10261258), (7, 7329470), (10, 5130629), (14, 3664735), (35, 1465894), (70, 732947), (139, 369110), (278, 184555), (695, 73822), (973, 52730), (1390, 36911), (1946, 26365), (4865, 10546), (5273, 9730)]