185640625

素因数分解:

$5^6\times {\mathrm{109}}^2$

素因数の和:248

約数の個数: 21

約数和(自身を含む): 234196221

約数和(自身を除く): 48555596

約数列:

[1, 5, 25, 109, 125, 545, 625, 2725, 3125, 11881, 13625, 15625, 59405, 68125, 297025, 340625, 1485125, 1703125, 7425625, 37128125, 185640625]

約数ペア:

[(1, 185640625), (5, 37128125), (25, 7425625), (109, 1703125), (125, 1485125), (545, 340625), (625, 297025), (2725, 68125), (3125, 59405), (11881, 15625)]