29881216

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 62607600

約数和(自身を除く): 32726384

約数列:

[1, 2, 4, 8, 16, 32, 43, 61, 64, 86, 89, 122, 128, 172, 178, 244, 344, 356, 488, 688, 712, 976, 1376, 1424, 1952, 2623, 2752, 2848, 3827, 3904, 5246, 5429, 5504, 5696, 7654, 7808, 10492, 10858, 11392, 15308, 20984, 21716, 30616, 41968, 43432, 61232, 83936, 86864, 122464, 167872, 173728, 233447, 244928, 335744, 347456, 466894, 489856, 694912, 933788, 1867576, 3735152, 7470304, 14940608, 29881216]

約数ペア:

[(1, 29881216), (2, 14940608), (4, 7470304), (8, 3735152), (16, 1867576), (32, 933788), (43, 694912), (61, 489856), (64, 466894), (86, 347456), (89, 335744), (122, 244928), (128, 233447), (172, 173728), (178, 167872), (244, 122464), (344, 86864), (356, 83936), (488, 61232), (688, 43432), (712, 41968), (976, 30616), (1376, 21716), (1424, 20984), (1952, 15308), (2623, 11392), (2752, 10858), (2848, 10492), (3827, 7808), (3904, 7654), (5246, 5696), (5429, 5504)]