64542434225

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{641}}^1\times {\mathrm{39103}}^1$

素因数の和:39857

約数の個数: 24

約数和(自身を含む): 80937772032

約数和(自身を除く): 16395337807

約数列:

[1, 5, 25, 103, 515, 641, 2575, 3205, 16025, 39103, 66023, 195515, 330115, 977575, 1650575, 4027609, 20138045, 25065023, 100690225, 125325115, 626625575, 2581697369, 12908486845, 64542434225]

約数ペア:

[(1, 64542434225), (5, 12908486845), (25, 2581697369), (103, 626625575), (515, 125325115), (641, 100690225), (2575, 25065023), (3205, 20138045), (16025, 4027609), (39103, 1650575), (66023, 977575), (195515, 330115)]