131297152

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 321177600

約数和(自身を除く): 189880448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 56, 58, 62, 64, 112, 116, 124, 128, 163, 203, 217, 224, 232, 248, 326, 406, 434, 448, 464, 496, 652, 812, 868, 896, 899, 928, 992, 1141, 1304, 1624, 1736, 1798, 1856, 1984, 2282, 2608, 3248, 3472, 3596, 3712, 3968, 4564, 4727, 5053, 5216, 6293, 6496, 6944, 7192, 9128, 9454, 10106, 10432, 12586, 12992, 13888, 14384, 18256, 18908, 20212, 20864, 25172, 25984, 27776, 28768, 33089, 35371, 36512, 37816, 40424, 50344, 57536, 66178, 70742, 73024, 75632, 80848, 100688, 115072, 132356, 141484, 146048, 146537, 151264, 161696, 201376, 264712, 282968, 293074, 302528, 323392, 402752, 529424, 565936, 586148, 605056, 646784, 805504, 1025759, 1058848, 1131872, 1172296, 2051518, 2117696, 2263744, 2344592, 4103036, 4235392, 4527488, 4689184, 8206072, 9378368, 16412144, 18756736, 32824288, 65648576, 131297152]

約数ペア:

[(1, 131297152), (2, 65648576), (4, 32824288), (7, 18756736), (8, 16412144), (14, 9378368), (16, 8206072), (28, 4689184), (29, 4527488), (31, 4235392), (32, 4103036), (56, 2344592), (58, 2263744), (62, 2117696), (64, 2051518), (112, 1172296), (116, 1131872), (124, 1058848), (128, 1025759), (163, 805504), (203, 646784), (217, 605056), (224, 586148), (232, 565936), (248, 529424), (326, 402752), (406, 323392), (434, 302528), (448, 293074), (464, 282968), (496, 264712), (652, 201376), (812, 161696), (868, 151264), (896, 146537), (899, 146048), (928, 141484), (992, 132356), (1141, 115072), (1304, 100688), (1624, 80848), (1736, 75632), (1798, 73024), (1856, 70742), (1984, 66178), (2282, 57536), (2608, 50344), (3248, 40424), (3472, 37816), (3596, 36512), (3712, 35371), (3968, 33089), (4564, 28768), (4727, 27776), (5053, 25984), (5216, 25172), (6293, 20864), (6496, 20212), (6944, 18908), (7192, 18256), (9128, 14384), (9454, 13888), (10106, 12992), (10432, 12586)]