51154688

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 115894800

約数和(自身を除く): 64740112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 809, 832, 988, 1216, 1618, 1664, 1976, 2432, 3236, 3328, 3952, 4864, 6472, 7904, 10517, 12944, 15371, 15808, 21034, 25888, 30742, 31616, 42068, 51776, 61484, 63232, 84136, 103552, 122968, 168272, 199823, 207104, 245936, 336544, 399646, 491872, 673088, 799292, 983744, 1346176, 1598584, 1967488, 2692352, 3197168, 3934976, 6394336, 12788672, 25577344, 51154688]

約数ペア:

[(1, 51154688), (2, 25577344), (4, 12788672), (8, 6394336), (13, 3934976), (16, 3197168), (19, 2692352), (26, 1967488), (32, 1598584), (38, 1346176), (52, 983744), (64, 799292), (76, 673088), (104, 491872), (128, 399646), (152, 336544), (208, 245936), (247, 207104), (256, 199823), (304, 168272), (416, 122968), (494, 103552), (608, 84136), (809, 63232), (832, 61484), (988, 51776), (1216, 42068), (1618, 31616), (1664, 30742), (1976, 25888), (2432, 21034), (3236, 15808), (3328, 15371), (3952, 12944), (4864, 10517), (6472, 7904)]