25746160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1$

素因数の和:1762

約数の個数: 80

約数和(自身を含む): 69183072

約数和(自身を除く): 43436912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1721, 1870, 2992, 3442, 3740, 6884, 7480, 8605, 13768, 14960, 17210, 18931, 27536, 29257, 34420, 37862, 58514, 68840, 75724, 94655, 117028, 137680, 146285, 151448, 189310, 234056, 292570, 302896, 321827, 378620, 468112, 585140, 643654, 757240, 1170280, 1287308, 1514480, 1609135, 2340560, 2574616, 3218270, 5149232, 6436540, 12873080, 25746160]

約数ペア:

[(1, 25746160), (2, 12873080), (4, 6436540), (5, 5149232), (8, 3218270), (10, 2574616), (11, 2340560), (16, 1609135), (17, 1514480), (20, 1287308), (22, 1170280), (34, 757240), (40, 643654), (44, 585140), (55, 468112), (68, 378620), (80, 321827), (85, 302896), (88, 292570), (110, 234056), (136, 189310), (170, 151448), (176, 146285), (187, 137680), (220, 117028), (272, 94655), (340, 75724), (374, 68840), (440, 58514), (680, 37862), (748, 34420), (880, 29257), (935, 27536), (1360, 18931), (1496, 17210), (1721, 14960), (1870, 13768), (2992, 8605), (3442, 7480), (3740, 6884)]