31886848

素因数分解:

$2^9\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 120

約数和(自身を含む): 78369984

約数和(自身を除く): 46483136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 49, 56, 62, 64, 82, 98, 112, 124, 128, 164, 196, 217, 224, 248, 256, 287, 328, 392, 434, 448, 496, 512, 574, 656, 784, 868, 896, 992, 1148, 1271, 1312, 1519, 1568, 1736, 1792, 1984, 2009, 2296, 2542, 2624, 3038, 3136, 3472, 3584, 3968, 4018, 4592, 5084, 5248, 6076, 6272, 6944, 7936, 8036, 8897, 9184, 10168, 10496, 12152, 12544, 13888, 15872, 16072, 17794, 18368, 20336, 20992, 24304, 25088, 27776, 32144, 35588, 36736, 40672, 48608, 55552, 62279, 64288, 71176, 73472, 81344, 97216, 111104, 124558, 128576, 142352, 146944, 162688, 194432, 249116, 257152, 284704, 325376, 388864, 498232, 514304, 569408, 650752, 777728, 996464, 1028608, 1138816, 1992928, 2277632, 3985856, 4555264, 7971712, 15943424, 31886848]

約数ペア:

[(1, 31886848), (2, 15943424), (4, 7971712), (7, 4555264), (8, 3985856), (14, 2277632), (16, 1992928), (28, 1138816), (31, 1028608), (32, 996464), (41, 777728), (49, 650752), (56, 569408), (62, 514304), (64, 498232), (82, 388864), (98, 325376), (112, 284704), (124, 257152), (128, 249116), (164, 194432), (196, 162688), (217, 146944), (224, 142352), (248, 128576), (256, 124558), (287, 111104), (328, 97216), (392, 81344), (434, 73472), (448, 71176), (496, 64288), (512, 62279), (574, 55552), (656, 48608), (784, 40672), (868, 36736), (896, 35588), (992, 32144), (1148, 27776), (1271, 25088), (1312, 24304), (1519, 20992), (1568, 20336), (1736, 18368), (1792, 17794), (1984, 16072), (2009, 15872), (2296, 13888), (2542, 12544), (2624, 12152), (3038, 10496), (3136, 10168), (3472, 9184), (3584, 8897), (3968, 8036), (4018, 7936), (4592, 6944), (5084, 6272), (5248, 6076)]