242540425

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{225619}}^1$

素因数の和:225672

約数の個数: 12

約数和(自身を含む): 307745680

約数和(自身を除く): 65205255

約数列:

[1, 5, 25, 43, 215, 1075, 225619, 1128095, 5640475, 9701617, 48508085, 242540425]

約数ペア:

[(1, 242540425), (5, 48508085), (25, 9701617), (43, 5640475), (215, 1128095), (1075, 225619)]