260189696

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 120

約数和(自身を含む): 587087424

約数和(自身を除く): 326897728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 97, 104, 124, 128, 169, 194, 208, 248, 256, 338, 388, 403, 416, 496, 512, 676, 776, 806, 832, 992, 1261, 1352, 1552, 1612, 1664, 1984, 2522, 2704, 3007, 3104, 3224, 3328, 3968, 5044, 5239, 5408, 6014, 6208, 6448, 6656, 7936, 10088, 10478, 10816, 12028, 12416, 12896, 15872, 16393, 20176, 20956, 21632, 24056, 24832, 25792, 32786, 39091, 40352, 41912, 43264, 48112, 49664, 51584, 65572, 78182, 80704, 83824, 86528, 96224, 103168, 131144, 156364, 161408, 167648, 192448, 206336, 262288, 312728, 322816, 335296, 384896, 508183, 524576, 625456, 645632, 670592, 769792, 1016366, 1049152, 1250912, 1341184, 1539584, 2032732, 2098304, 2501824, 2682368, 4065464, 4196608, 5003648, 8130928, 8393216, 10007296, 16261856, 20014592, 32523712, 65047424, 130094848, 260189696]

約数ペア:

[(1, 260189696), (2, 130094848), (4, 65047424), (8, 32523712), (13, 20014592), (16, 16261856), (26, 10007296), (31, 8393216), (32, 8130928), (52, 5003648), (62, 4196608), (64, 4065464), (97, 2682368), (104, 2501824), (124, 2098304), (128, 2032732), (169, 1539584), (194, 1341184), (208, 1250912), (248, 1049152), (256, 1016366), (338, 769792), (388, 670592), (403, 645632), (416, 625456), (496, 524576), (512, 508183), (676, 384896), (776, 335296), (806, 322816), (832, 312728), (992, 262288), (1261, 206336), (1352, 192448), (1552, 167648), (1612, 161408), (1664, 156364), (1984, 131144), (2522, 103168), (2704, 96224), (3007, 86528), (3104, 83824), (3224, 80704), (3328, 78182), (3968, 65572), (5044, 51584), (5239, 49664), (5408, 48112), (6014, 43264), (6208, 41912), (6448, 40352), (6656, 39091), (7936, 32786), (10088, 25792), (10478, 24832), (10816, 24056), (12028, 21632), (12416, 20956), (12896, 20176), (15872, 16393)]