200022025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 305536000

約数和(自身を除く): 105513975

約数列:

[1, 5, 7, 19, 25, 35, 43, 95, 133, 175, 215, 301, 475, 665, 817, 1075, 1399, 1505, 3325, 4085, 5719, 6995, 7525, 9793, 20425, 26581, 28595, 34975, 48965, 60157, 132905, 142975, 186067, 244825, 300785, 421099, 664525, 930335, 1142983, 1503925, 2105495, 4651675, 5714915, 8000881, 10527475, 28574575, 40004405, 200022025]

約数ペア:

[(1, 200022025), (5, 40004405), (7, 28574575), (19, 10527475), (25, 8000881), (35, 5714915), (43, 4651675), (95, 2105495), (133, 1503925), (175, 1142983), (215, 930335), (301, 664525), (475, 421099), (665, 300785), (817, 244825), (1075, 186067), (1399, 142975), (1505, 132905), (3325, 60157), (4085, 48965), (5719, 34975), (6995, 28595), (7525, 26581), (9793, 20425)]