83683775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 131134464

約数和(自身を除く): 47450689

約数列:

[1, 5, 7, 17, 23, 25, 35, 85, 115, 119, 161, 175, 391, 425, 575, 595, 805, 1223, 1955, 2737, 2975, 4025, 6115, 8561, 9775, 13685, 20791, 28129, 30575, 42805, 68425, 103955, 140645, 145537, 196903, 214025, 478193, 519775, 703225, 727685, 984515, 2390965, 3347351, 3638425, 4922575, 11954825, 16736755, 83683775]

約数ペア:

[(1, 83683775), (5, 16736755), (7, 11954825), (17, 4922575), (23, 3638425), (25, 3347351), (35, 2390965), (85, 984515), (115, 727685), (119, 703225), (161, 519775), (175, 478193), (391, 214025), (425, 196903), (575, 145537), (595, 140645), (805, 103955), (1223, 68425), (1955, 42805), (2737, 30575), (2975, 28129), (4025, 20791), (6115, 13685), (8561, 9775)]