165381700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 424347840

約数和(自身を除く): 258966140

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 41, 44, 50, 55, 76, 82, 95, 100, 110, 164, 190, 193, 205, 209, 220, 275, 380, 386, 410, 418, 451, 475, 550, 772, 779, 820, 836, 902, 950, 965, 1025, 1045, 1100, 1558, 1804, 1900, 1930, 2050, 2090, 2123, 2255, 3116, 3667, 3860, 3895, 4100, 4180, 4246, 4510, 4825, 5225, 7334, 7790, 7913, 8492, 8569, 9020, 9650, 10450, 10615, 11275, 14668, 15580, 15826, 17138, 18335, 19300, 19475, 20900, 21230, 22550, 31652, 34276, 36670, 38950, 39565, 40337, 42460, 42845, 45100, 53075, 73340, 77900, 79130, 80674, 85690, 87043, 91675, 106150, 150347, 158260, 161348, 171380, 174086, 183350, 197825, 201685, 212300, 214225, 300694, 348172, 366700, 395650, 403370, 428450, 435215, 601388, 751735, 791300, 806740, 856900, 870430, 1008425, 1503470, 1653817, 1740860, 2016850, 2176075, 3006940, 3307634, 3758675, 4033700, 4352150, 6615268, 7517350, 8269085, 8704300, 15034700, 16538170, 33076340, 41345425, 82690850, 165381700]

約数ペア:

[(1, 165381700), (2, 82690850), (4, 41345425), (5, 33076340), (10, 16538170), (11, 15034700), (19, 8704300), (20, 8269085), (22, 7517350), (25, 6615268), (38, 4352150), (41, 4033700), (44, 3758675), (50, 3307634), (55, 3006940), (76, 2176075), (82, 2016850), (95, 1740860), (100, 1653817), (110, 1503470), (164, 1008425), (190, 870430), (193, 856900), (205, 806740), (209, 791300), (220, 751735), (275, 601388), (380, 435215), (386, 428450), (410, 403370), (418, 395650), (451, 366700), (475, 348172), (550, 300694), (772, 214225), (779, 212300), (820, 201685), (836, 197825), (902, 183350), (950, 174086), (965, 171380), (1025, 161348), (1045, 158260), (1100, 150347), (1558, 106150), (1804, 91675), (1900, 87043), (1930, 85690), (2050, 80674), (2090, 79130), (2123, 77900), (2255, 73340), (3116, 53075), (3667, 45100), (3860, 42845), (3895, 42460), (4100, 40337), (4180, 39565), (4246, 38950), (4510, 36670), (4825, 34276), (5225, 31652), (7334, 22550), (7790, 21230), (7913, 20900), (8492, 19475), (8569, 19300), (9020, 18335), (9650, 17138), (10450, 15826), (10615, 15580), (11275, 14668)]