199960750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 444787200

約数和(自身を除く): 244826450

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 43, 50, 55, 86, 89, 95, 110, 125, 178, 190, 209, 215, 250, 275, 418, 430, 445, 473, 475, 550, 817, 890, 946, 950, 979, 1045, 1075, 1375, 1634, 1691, 1958, 2090, 2150, 2225, 2365, 2375, 2750, 3382, 3827, 4085, 4450, 4730, 4750, 4895, 5225, 5375, 7654, 8170, 8455, 8987, 9790, 10450, 10750, 11125, 11825, 16910, 17974, 18601, 19135, 20425, 22250, 23650, 24475, 26125, 37202, 38270, 40850, 42097, 42275, 44935, 48950, 52250, 59125, 72713, 84194, 84550, 89870, 93005, 95675, 102125, 118250, 122375, 145426, 186010, 191350, 204250, 210485, 211375, 224675, 244750, 363565, 420970, 422750, 449350, 465025, 478375, 727130, 799843, 930050, 956750, 1052425, 1123375, 1599686, 1817825, 2104850, 2246750, 2325125, 3635650, 3999215, 4650250, 5262125, 7998430, 9089125, 10524250, 18178250, 19996075, 39992150, 99980375, 199960750]

約数ペア:

[(1, 199960750), (2, 99980375), (5, 39992150), (10, 19996075), (11, 18178250), (19, 10524250), (22, 9089125), (25, 7998430), (38, 5262125), (43, 4650250), (50, 3999215), (55, 3635650), (86, 2325125), (89, 2246750), (95, 2104850), (110, 1817825), (125, 1599686), (178, 1123375), (190, 1052425), (209, 956750), (215, 930050), (250, 799843), (275, 727130), (418, 478375), (430, 465025), (445, 449350), (473, 422750), (475, 420970), (550, 363565), (817, 244750), (890, 224675), (946, 211375), (950, 210485), (979, 204250), (1045, 191350), (1075, 186010), (1375, 145426), (1634, 122375), (1691, 118250), (1958, 102125), (2090, 95675), (2150, 93005), (2225, 89870), (2365, 84550), (2375, 84194), (2750, 72713), (3382, 59125), (3827, 52250), (4085, 48950), (4450, 44935), (4730, 42275), (4750, 42097), (4895, 40850), (5225, 38270), (5375, 37202), (7654, 26125), (8170, 24475), (8455, 23650), (8987, 22250), (9790, 20425), (10450, 19135), (10750, 18601), (11125, 17974), (11825, 16910)]