31303552

素因数分解:

$2^7\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 128

約数和(自身を含む): 78336000

約数和(自身を除く): 47032448

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 49, 56, 62, 64, 92, 98, 112, 124, 128, 161, 184, 196, 217, 224, 248, 322, 343, 368, 392, 434, 448, 496, 644, 686, 713, 736, 784, 868, 896, 992, 1127, 1288, 1372, 1426, 1472, 1519, 1568, 1736, 1984, 2254, 2576, 2744, 2852, 2944, 3038, 3136, 3472, 3968, 4508, 4991, 5152, 5488, 5704, 6076, 6272, 6944, 7889, 9016, 9982, 10304, 10633, 10976, 11408, 12152, 13888, 15778, 18032, 19964, 20608, 21266, 21952, 22816, 24304, 27776, 31556, 34937, 36064, 39928, 42532, 43904, 45632, 48608, 63112, 69874, 72128, 79856, 85064, 91264, 97216, 126224, 139748, 144256, 159712, 170128, 194432, 244559, 252448, 279496, 319424, 340256, 489118, 504896, 558992, 638848, 680512, 978236, 1009792, 1117984, 1361024, 1956472, 2235968, 3912944, 4471936, 7825888, 15651776, 31303552]

約数ペア:

[(1, 31303552), (2, 15651776), (4, 7825888), (7, 4471936), (8, 3912944), (14, 2235968), (16, 1956472), (23, 1361024), (28, 1117984), (31, 1009792), (32, 978236), (46, 680512), (49, 638848), (56, 558992), (62, 504896), (64, 489118), (92, 340256), (98, 319424), (112, 279496), (124, 252448), (128, 244559), (161, 194432), (184, 170128), (196, 159712), (217, 144256), (224, 139748), (248, 126224), (322, 97216), (343, 91264), (368, 85064), (392, 79856), (434, 72128), (448, 69874), (496, 63112), (644, 48608), (686, 45632), (713, 43904), (736, 42532), (784, 39928), (868, 36064), (896, 34937), (992, 31556), (1127, 27776), (1288, 24304), (1372, 22816), (1426, 21952), (1472, 21266), (1519, 20608), (1568, 19964), (1736, 18032), (1984, 15778), (2254, 13888), (2576, 12152), (2744, 11408), (2852, 10976), (2944, 10633), (3038, 10304), (3136, 9982), (3472, 9016), (3968, 7889), (4508, 6944), (4991, 6272), (5152, 6076), (5488, 5704)]