85042580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4637}}^1$

素因数の和:4784

約数の個数: 48

約数和(自身を含む): 205704576

約数和(自身を除く): 120661996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 4637, 9170, 9274, 18340, 18548, 23185, 32459, 46370, 64918, 92740, 129836, 162295, 324590, 607447, 649180, 1214894, 2429788, 3037235, 4252129, 6074470, 8504258, 12148940, 17008516, 21260645, 42521290, 85042580]

約数ペア:

[(1, 85042580), (2, 42521290), (4, 21260645), (5, 17008516), (7, 12148940), (10, 8504258), (14, 6074470), (20, 4252129), (28, 3037235), (35, 2429788), (70, 1214894), (131, 649180), (140, 607447), (262, 324590), (524, 162295), (655, 129836), (917, 92740), (1310, 64918), (1834, 46370), (2620, 32459), (3668, 23185), (4585, 18548), (4637, 18340), (9170, 9274)]