1780490035

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1\times {\mathrm{6269}}^1$

素因数の和:7638

約数の個数: 16

約数和(自身を含む): 2188280160

約数和(自身を除く): 407790125

約数列:

[1, 5, 43, 215, 1321, 6269, 6605, 31345, 56803, 269567, 284015, 1347835, 8281349, 41406745, 356098007, 1780490035]

約数ペア:

[(1, 1780490035), (5, 356098007), (43, 41406745), (215, 8281349), (1321, 1347835), (6269, 284015), (6605, 269567), (31345, 56803)]