51480832

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 114464000

約数和(自身を除く): 62983168

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 499, 806, 832, 992, 998, 1612, 1664, 1984, 1996, 3224, 3328, 3968, 3992, 6448, 6487, 7936, 7984, 12896, 12974, 15469, 15968, 25792, 25948, 30938, 31936, 51584, 51896, 61876, 63872, 103168, 103792, 123752, 127744, 201097, 207584, 247504, 402194, 415168, 495008, 804388, 830336, 990016, 1608776, 1660672, 1980032, 3217552, 3960064, 6435104, 12870208, 25740416, 51480832]

約数ペア:

[(1, 51480832), (2, 25740416), (4, 12870208), (8, 6435104), (13, 3960064), (16, 3217552), (26, 1980032), (31, 1660672), (32, 1608776), (52, 990016), (62, 830336), (64, 804388), (104, 495008), (124, 415168), (128, 402194), (208, 247504), (248, 207584), (256, 201097), (403, 127744), (416, 123752), (496, 103792), (499, 103168), (806, 63872), (832, 61876), (992, 51896), (998, 51584), (1612, 31936), (1664, 30938), (1984, 25948), (1996, 25792), (3224, 15968), (3328, 15469), (3968, 12974), (3992, 12896), (6448, 7984), (6487, 7936)]