188889187400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{509}}^1\times {\mathrm{43151}}^1$

素因数の和:43719

約数の個数: 96

約数和(自身を含む): 450273859200

約数和(自身を除く): 261384671800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 509, 860, 1018, 1075, 1720, 2036, 2150, 2545, 4072, 4300, 5090, 8600, 10180, 12725, 20360, 21887, 25450, 43151, 43774, 50900, 86302, 87548, 101800, 109435, 172604, 175096, 215755, 218870, 345208, 431510, 437740, 547175, 863020, 875480, 1078775, 1094350, 1726040, 1855493, 2157550, 2188700, 3710986, 4315100, 4377400, 7421972, 8630200, 9277465, 14843944, 18554930, 21963859, 37109860, 43927718, 46387325, 74219720, 87855436, 92774650, 109819295, 175710872, 185549300, 219638590, 371098600, 439277180, 549096475, 878554360, 944445937, 1098192950, 1888891874, 2196385900, 3777783748, 4392771800, 4722229685, 7555567496, 9444459370, 18888918740, 23611148425, 37777837480, 47222296850, 94444593700, 188889187400]

約数ペア:

[(1, 188889187400), (2, 94444593700), (4, 47222296850), (5, 37777837480), (8, 23611148425), (10, 18888918740), (20, 9444459370), (25, 7555567496), (40, 4722229685), (43, 4392771800), (50, 3777783748), (86, 2196385900), (100, 1888891874), (172, 1098192950), (200, 944445937), (215, 878554360), (344, 549096475), (430, 439277180), (509, 371098600), (860, 219638590), (1018, 185549300), (1075, 175710872), (1720, 109819295), (2036, 92774650), (2150, 87855436), (2545, 74219720), (4072, 46387325), (4300, 43927718), (5090, 37109860), (8600, 21963859), (10180, 18554930), (12725, 14843944), (20360, 9277465), (21887, 8630200), (25450, 7421972), (43151, 4377400), (43774, 4315100), (50900, 3710986), (86302, 2188700), (87548, 2157550), (101800, 1855493), (109435, 1726040), (172604, 1094350), (175096, 1078775), (215755, 875480), (218870, 863020), (345208, 547175), (431510, 437740)]