64413685

素因数分解:

$5^1\times 7^3\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 95558400

約数和(自身を除く): 31144715

約数列:

[1, 5, 7, 23, 35, 49, 71, 115, 161, 245, 343, 355, 497, 529, 805, 1127, 1633, 1715, 2485, 2645, 3479, 3703, 5635, 7889, 8165, 11431, 17395, 18515, 24353, 25921, 37559, 39445, 57155, 80017, 121765, 129605, 181447, 187795, 262913, 400085, 560119, 907235, 1314565, 1840391, 2800595, 9201955, 12882737, 64413685]

約数ペア:

[(1, 64413685), (5, 12882737), (7, 9201955), (23, 2800595), (35, 1840391), (49, 1314565), (71, 907235), (115, 560119), (161, 400085), (245, 262913), (343, 187795), (355, 181447), (497, 129605), (529, 121765), (805, 80017), (1127, 57155), (1633, 39445), (1715, 37559), (2485, 25921), (2645, 24353), (3479, 18515), (3703, 17395), (5635, 11431), (7889, 8165)]