31254272

素因数分解:

$2^8\times 7^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 72406656

約数和(自身を除く): 41152384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 128, 163, 214, 224, 256, 326, 428, 448, 652, 749, 856, 896, 1141, 1304, 1498, 1712, 1792, 2282, 2608, 2996, 3424, 4564, 5216, 5992, 6848, 9128, 10432, 11984, 13696, 17441, 18256, 20864, 23968, 27392, 34882, 36512, 41728, 47936, 69764, 73024, 95872, 122087, 139528, 146048, 191744, 244174, 279056, 292096, 488348, 558112, 976696, 1116224, 1953392, 2232448, 3906784, 4464896, 7813568, 15627136, 31254272]

約数ペア:

[(1, 31254272), (2, 15627136), (4, 7813568), (7, 4464896), (8, 3906784), (14, 2232448), (16, 1953392), (28, 1116224), (32, 976696), (56, 558112), (64, 488348), (107, 292096), (112, 279056), (128, 244174), (163, 191744), (214, 146048), (224, 139528), (256, 122087), (326, 95872), (428, 73024), (448, 69764), (652, 47936), (749, 41728), (856, 36512), (896, 34882), (1141, 27392), (1304, 23968), (1498, 20864), (1712, 18256), (1792, 17441), (2282, 13696), (2608, 11984), (2996, 10432), (3424, 9128), (4564, 6848), (5216, 5992)]