258173552

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:455

約数の個数: 120

約数和(自身を含む): 637052976

約数和(自身を除く): 378879424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 73, 91, 98, 104, 112, 146, 182, 196, 208, 292, 347, 364, 392, 511, 584, 637, 694, 728, 784, 949, 1022, 1168, 1274, 1388, 1456, 1898, 2044, 2429, 2548, 2776, 3577, 3796, 4088, 4511, 4858, 5096, 5552, 6643, 7154, 7592, 8176, 9022, 9716, 10192, 13286, 14308, 15184, 17003, 18044, 19432, 25331, 26572, 28616, 31577, 34006, 36088, 38864, 46501, 50662, 53144, 57232, 63154, 68012, 72176, 93002, 101324, 106288, 126308, 136024, 177317, 186004, 202648, 221039, 252616, 272048, 329303, 354634, 372008, 405296, 442078, 505232, 658606, 709268, 744016, 884156, 1241219, 1317212, 1418536, 1768312, 2305121, 2482438, 2634424, 2837072, 3536624, 4610242, 4964876, 5268848, 9220484, 9929752, 16135847, 18440968, 19859504, 32271694, 36881936, 64543388, 129086776, 258173552]

約数ペア:

[(1, 258173552), (2, 129086776), (4, 64543388), (7, 36881936), (8, 32271694), (13, 19859504), (14, 18440968), (16, 16135847), (26, 9929752), (28, 9220484), (49, 5268848), (52, 4964876), (56, 4610242), (73, 3536624), (91, 2837072), (98, 2634424), (104, 2482438), (112, 2305121), (146, 1768312), (182, 1418536), (196, 1317212), (208, 1241219), (292, 884156), (347, 744016), (364, 709268), (392, 658606), (511, 505232), (584, 442078), (637, 405296), (694, 372008), (728, 354634), (784, 329303), (949, 272048), (1022, 252616), (1168, 221039), (1274, 202648), (1388, 186004), (1456, 177317), (1898, 136024), (2044, 126308), (2429, 106288), (2548, 101324), (2776, 93002), (3577, 72176), (3796, 68012), (4088, 63154), (4511, 57232), (4858, 53144), (5096, 50662), (5552, 46501), (6643, 38864), (7154, 36088), (7592, 34006), (8176, 31577), (9022, 28616), (9716, 26572), (10192, 25331), (13286, 19432), (14308, 18044), (15184, 17003)]