254550128

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{20113}}^1$

素因数の和:20241

約数の個数: 40

約数和(自身を含む): 568663008

約数和(自身を除く): 314112880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 12656, 20113, 40226, 80452, 140791, 160904, 281582, 321808, 563164, 1126328, 2252656, 2272769, 4545538, 9091076, 15909383, 18182152, 31818766, 36364304, 63637532, 127275064, 254550128]

約数ペア:

[(1, 254550128), (2, 127275064), (4, 63637532), (7, 36364304), (8, 31818766), (14, 18182152), (16, 15909383), (28, 9091076), (56, 4545538), (112, 2272769), (113, 2252656), (226, 1126328), (452, 563164), (791, 321808), (904, 281582), (1582, 160904), (1808, 140791), (3164, 80452), (6328, 40226), (12656, 20113)]