25967480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8431}}^1$

素因数の和:8460

約数の個数: 64

約数和(自身を含む): 72852480

約数和(自身を除く): 46885000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 8431, 16862, 33724, 42155, 59017, 67448, 84310, 92741, 118034, 168620, 185482, 236068, 295085, 337240, 370964, 463705, 472136, 590170, 649187, 741928, 927410, 1180340, 1298374, 1854820, 2360680, 2596748, 3245935, 3709640, 5193496, 6491870, 12983740, 25967480]

約数ペア:

[(1, 25967480), (2, 12983740), (4, 6491870), (5, 5193496), (7, 3709640), (8, 3245935), (10, 2596748), (11, 2360680), (14, 1854820), (20, 1298374), (22, 1180340), (28, 927410), (35, 741928), (40, 649187), (44, 590170), (55, 472136), (56, 463705), (70, 370964), (77, 337240), (88, 295085), (110, 236068), (140, 185482), (154, 168620), (220, 118034), (280, 92741), (308, 84310), (385, 67448), (440, 59017), (616, 42155), (770, 33724), (1540, 16862), (3080, 8431)]