205748925

素因数分解:

$3^1\times 5^2\times {\mathrm{809}}^1\times {\mathrm{3391}}^1$

素因数の和:4213

約数の個数: 24

約数和(自身を含む): 340692480

約数和(自身を除く): 134943555

約数列:

[1, 3, 5, 15, 25, 75, 809, 2427, 3391, 4045, 10173, 12135, 16955, 20225, 50865, 60675, 84775, 254325, 2743319, 8229957, 13716595, 41149785, 68582975, 205748925]

約数ペア:

[(1, 205748925), (3, 68582975), (5, 41149785), (15, 13716595), (25, 8229957), (75, 2743319), (809, 254325), (2427, 84775), (3391, 60675), (4045, 50865), (10173, 20225), (12135, 16955)]