64505225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6599}}^1$

素因数の和:6649

約数の個数: 24

約数和(自身を含む): 88387200

約数和(自身を除く): 23881975

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 6599, 9775, 32995, 112183, 151777, 164975, 560915, 758885, 2580209, 2804575, 3794425, 12901045, 64505225]

約数ペア:

[(1, 64505225), (5, 12901045), (17, 3794425), (23, 2804575), (25, 2580209), (85, 758885), (115, 560915), (391, 164975), (425, 151777), (575, 112183), (1955, 32995), (6599, 9775)]