31856384

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 75300960

約数和(自身を除く): 43444576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 613, 812, 896, 928, 1226, 1624, 1792, 1856, 2452, 3248, 3712, 4291, 4904, 6496, 7424, 8582, 9808, 12992, 17164, 17777, 19616, 25984, 34328, 35554, 39232, 51968, 68656, 71108, 78464, 124439, 137312, 142216, 156928, 248878, 274624, 284432, 497756, 549248, 568864, 995512, 1098496, 1137728, 1991024, 2275456, 3982048, 4550912, 7964096, 15928192, 31856384]

約数ペア:

[(1, 31856384), (2, 15928192), (4, 7964096), (7, 4550912), (8, 3982048), (14, 2275456), (16, 1991024), (28, 1137728), (29, 1098496), (32, 995512), (56, 568864), (58, 549248), (64, 497756), (112, 284432), (116, 274624), (128, 248878), (203, 156928), (224, 142216), (232, 137312), (256, 124439), (406, 78464), (448, 71108), (464, 68656), (613, 51968), (812, 39232), (896, 35554), (928, 34328), (1226, 25984), (1624, 19616), (1792, 17777), (1856, 17164), (2452, 12992), (3248, 9808), (3712, 8582), (4291, 7424), (4904, 6496)]