68445505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1901}}^1$

素因数の和:2304

約数の個数: 16

約数和(自身を含む): 86731200

約数和(自身を除く): 18285695

約数列:

[1, 5, 19, 95, 379, 1895, 1901, 7201, 9505, 36005, 36119, 180595, 720479, 3602395, 13689101, 68445505]

約数ペア:

[(1, 68445505), (5, 13689101), (19, 3602395), (95, 720479), (379, 180595), (1895, 36119), (1901, 36005), (7201, 9505)]