158585000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 160

約数和(自身を含む): 445357440

約数和(自身を除く): 286772440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 125, 140, 161, 175, 184, 197, 200, 230, 250, 280, 322, 350, 394, 460, 500, 575, 625, 644, 700, 788, 805, 875, 920, 985, 1000, 1150, 1250, 1288, 1379, 1400, 1576, 1610, 1750, 1970, 2300, 2500, 2758, 2875, 3220, 3500, 3940, 4025, 4375, 4531, 4600, 4925, 5000, 5516, 5750, 6440, 6895, 7000, 7880, 8050, 8750, 9062, 9850, 11032, 11500, 13790, 14375, 16100, 17500, 18124, 19700, 20125, 22655, 23000, 24625, 27580, 28750, 31717, 32200, 34475, 35000, 36248, 39400, 40250, 45310, 49250, 55160, 57500, 63434, 68950, 80500, 90620, 98500, 100625, 113275, 115000, 123125, 126868, 137900, 158585, 161000, 172375, 181240, 197000, 201250, 226550, 246250, 253736, 275800, 317170, 344750, 402500, 453100, 492500, 566375, 634340, 689500, 792925, 805000, 861875, 906200, 985000, 1132750, 1268680, 1379000, 1585850, 1723750, 2265500, 2831875, 3171700, 3447500, 3964625, 4531000, 5663750, 6343400, 6895000, 7929250, 11327500, 15858500, 19823125, 22655000, 31717000, 39646250, 79292500, 158585000]

約数ペア:

[(1, 158585000), (2, 79292500), (4, 39646250), (5, 31717000), (7, 22655000), (8, 19823125), (10, 15858500), (14, 11327500), (20, 7929250), (23, 6895000), (25, 6343400), (28, 5663750), (35, 4531000), (40, 3964625), (46, 3447500), (50, 3171700), (56, 2831875), (70, 2265500), (92, 1723750), (100, 1585850), (115, 1379000), (125, 1268680), (140, 1132750), (161, 985000), (175, 906200), (184, 861875), (197, 805000), (200, 792925), (230, 689500), (250, 634340), (280, 566375), (322, 492500), (350, 453100), (394, 402500), (460, 344750), (500, 317170), (575, 275800), (625, 253736), (644, 246250), (700, 226550), (788, 201250), (805, 197000), (875, 181240), (920, 172375), (985, 161000), (1000, 158585), (1150, 137900), (1250, 126868), (1288, 123125), (1379, 115000), (1400, 113275), (1576, 100625), (1610, 98500), (1750, 90620), (1970, 80500), (2300, 68950), (2500, 63434), (2758, 57500), (2875, 55160), (3220, 49250), (3500, 45310), (3940, 40250), (4025, 39400), (4375, 36248), (4531, 35000), (4600, 34475), (4925, 32200), (5000, 31717), (5516, 28750), (5750, 27580), (6440, 24625), (6895, 23000), (7000, 22655), (7880, 20125), (8050, 19700), (8750, 18124), (9062, 17500), (9850, 16100), (11032, 14375), (11500, 13790)]