2019758975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{17807}}^1$

素因数の和:18179

約数の個数: 24

約数和(自身を含む): 2705035200

約数和(自身を除く): 685276225

約数列:

[1, 5, 13, 25, 65, 325, 349, 1745, 4537, 8725, 17807, 22685, 89035, 113425, 231491, 445175, 1157455, 5787275, 6214643, 31073215, 80790359, 155366075, 403951795, 2019758975]

約数ペア:

[(1, 2019758975), (5, 403951795), (13, 155366075), (25, 80790359), (65, 31073215), (325, 6214643), (349, 5787275), (1745, 1157455), (4537, 445175), (8725, 231491), (17807, 113425), (22685, 89035)]