25996544

素因数分解:

$2^8\times 7^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 60338880

約数和(自身を除く): 34342336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 163, 178, 224, 256, 326, 356, 448, 623, 652, 712, 896, 1141, 1246, 1304, 1424, 1792, 2282, 2492, 2608, 2848, 4564, 4984, 5216, 5696, 9128, 9968, 10432, 11392, 14507, 18256, 19936, 20864, 22784, 29014, 36512, 39872, 41728, 58028, 73024, 79744, 101549, 116056, 146048, 159488, 203098, 232112, 292096, 406196, 464224, 812392, 928448, 1624784, 1856896, 3249568, 3713792, 6499136, 12998272, 25996544]

約数ペア:

[(1, 25996544), (2, 12998272), (4, 6499136), (7, 3713792), (8, 3249568), (14, 1856896), (16, 1624784), (28, 928448), (32, 812392), (56, 464224), (64, 406196), (89, 292096), (112, 232112), (128, 203098), (163, 159488), (178, 146048), (224, 116056), (256, 101549), (326, 79744), (356, 73024), (448, 58028), (623, 41728), (652, 39872), (712, 36512), (896, 29014), (1141, 22784), (1246, 20864), (1304, 19936), (1424, 18256), (1792, 14507), (2282, 11392), (2492, 10432), (2608, 9968), (2848, 9128), (4564, 5696), (4984, 5216)]