201001325

素因数分解:

$5^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1399}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 285398400

約数和(自身を除く): 84397075

約数列:

[1, 5, 7, 25, 35, 175, 821, 1399, 4105, 5747, 6995, 9793, 20525, 28735, 34975, 48965, 143675, 244825, 1148579, 5742895, 8040053, 28714475, 40200265, 201001325]

約数ペア:

[(1, 201001325), (5, 40200265), (7, 28714475), (25, 8040053), (35, 5742895), (175, 1148579), (821, 244825), (1399, 143675), (4105, 48965), (5747, 34975), (6995, 28735), (9793, 20525)]