84091775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 112833552

約数和(自身を除く): 28741777

約数列:

[1, 5, 17, 25, 85, 103, 113, 289, 425, 515, 565, 1445, 1751, 1921, 2575, 2825, 7225, 8755, 9605, 11639, 29767, 32657, 43775, 48025, 58195, 148835, 163285, 197863, 290975, 744175, 816425, 989315, 3363671, 4946575, 16818355, 84091775]

約数ペア:

[(1, 84091775), (5, 16818355), (17, 4946575), (25, 3363671), (85, 989315), (103, 816425), (113, 744175), (289, 290975), (425, 197863), (515, 163285), (565, 148835), (1445, 58195), (1751, 48025), (1921, 43775), (2575, 32657), (2825, 29767), (7225, 11639), (8755, 9605)]