125284880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{547}}^1$

素因数の和:976

約数の個数: 80

約数和(自身を含む): 334323840

約数和(自身を除く): 209038960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 409, 547, 560, 818, 1094, 1636, 2045, 2188, 2735, 2863, 3272, 3829, 4090, 4376, 5470, 5726, 6544, 7658, 8180, 8752, 10940, 11452, 14315, 15316, 16360, 19145, 21880, 22904, 28630, 30632, 32720, 38290, 43760, 45808, 57260, 61264, 76580, 114520, 153160, 223723, 229040, 306320, 447446, 894892, 1118615, 1566061, 1789784, 2237230, 3132122, 3579568, 4474460, 6264244, 7830305, 8948920, 12528488, 15660610, 17897840, 25056976, 31321220, 62642440, 125284880]

約数ペア:

[(1, 125284880), (2, 62642440), (4, 31321220), (5, 25056976), (7, 17897840), (8, 15660610), (10, 12528488), (14, 8948920), (16, 7830305), (20, 6264244), (28, 4474460), (35, 3579568), (40, 3132122), (56, 2237230), (70, 1789784), (80, 1566061), (112, 1118615), (140, 894892), (280, 447446), (409, 306320), (547, 229040), (560, 223723), (818, 153160), (1094, 114520), (1636, 76580), (2045, 61264), (2188, 57260), (2735, 45808), (2863, 43760), (3272, 38290), (3829, 32720), (4090, 30632), (4376, 28630), (5470, 22904), (5726, 21880), (6544, 19145), (7658, 16360), (8180, 15316), (8752, 14315), (10940, 11452)]