6842500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 120

約数和(自身を含む): 18893952

約数和(自身を除く): 12051452

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 25, 28, 34, 35, 46, 50, 68, 70, 85, 92, 100, 115, 119, 125, 140, 161, 170, 175, 230, 238, 250, 322, 340, 350, 391, 425, 460, 476, 500, 575, 595, 625, 644, 700, 782, 805, 850, 875, 1150, 1190, 1250, 1564, 1610, 1700, 1750, 1955, 2125, 2300, 2380, 2500, 2737, 2875, 2975, 3220, 3500, 3910, 4025, 4250, 4375, 5474, 5750, 5950, 7820, 8050, 8500, 8750, 9775, 10625, 10948, 11500, 11900, 13685, 14375, 14875, 16100, 17500, 19550, 20125, 21250, 27370, 28750, 29750, 39100, 40250, 42500, 48875, 54740, 57500, 59500, 68425, 74375, 80500, 97750, 100625, 136850, 148750, 195500, 201250, 244375, 273700, 297500, 342125, 402500, 488750, 684250, 977500, 1368500, 1710625, 3421250, 6842500]

約数ペア:

[(1, 6842500), (2, 3421250), (4, 1710625), (5, 1368500), (7, 977500), (10, 684250), (14, 488750), (17, 402500), (20, 342125), (23, 297500), (25, 273700), (28, 244375), (34, 201250), (35, 195500), (46, 148750), (50, 136850), (68, 100625), (70, 97750), (85, 80500), (92, 74375), (100, 68425), (115, 59500), (119, 57500), (125, 54740), (140, 48875), (161, 42500), (170, 40250), (175, 39100), (230, 29750), (238, 28750), (250, 27370), (322, 21250), (340, 20125), (350, 19550), (391, 17500), (425, 16100), (460, 14875), (476, 14375), (500, 13685), (575, 11900), (595, 11500), (625, 10948), (644, 10625), (700, 9775), (782, 8750), (805, 8500), (850, 8050), (875, 7820), (1150, 5950), (1190, 5750), (1250, 5474), (1564, 4375), (1610, 4250), (1700, 4025), (1750, 3910), (1955, 3500), (2125, 3220), (2300, 2975), (2380, 2875), (2500, 2737)]