81566705

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{4649}}^1$

素因数の和:4705

約数の個数: 24

約数和(自身を含む): 111321000

約数和(自身を除く): 29754295

約数列:

[1, 5, 11, 29, 55, 121, 145, 319, 605, 1595, 3509, 4649, 17545, 23245, 51139, 134821, 255695, 562529, 674105, 1483031, 2812645, 7415155, 16313341, 81566705]

約数ペア:

[(1, 81566705), (5, 16313341), (11, 7415155), (29, 2812645), (55, 1483031), (121, 674105), (145, 562529), (319, 255695), (605, 134821), (1595, 51139), (3509, 23245), (4649, 17545)]