25406464

素因数分解:

$2^{10}\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:640

約数の個数: 44

約数和(自身を含む): 52059304

約数和(自身を除く): 26652840

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 577, 688, 1024, 1154, 1376, 2308, 2752, 4616, 5504, 9232, 11008, 18464, 22016, 24811, 36928, 44032, 49622, 73856, 99244, 147712, 198488, 295424, 396976, 590848, 793952, 1587904, 3175808, 6351616, 12703232, 25406464]

約数ペア:

[(1, 25406464), (2, 12703232), (4, 6351616), (8, 3175808), (16, 1587904), (32, 793952), (43, 590848), (64, 396976), (86, 295424), (128, 198488), (172, 147712), (256, 99244), (344, 73856), (512, 49622), (577, 44032), (688, 36928), (1024, 24811), (1154, 22016), (1376, 18464), (2308, 11008), (2752, 9232), (4616, 5504)]