25577344

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:855

約数の個数: 64

約数和(自身を含む): 57834000

約数和(自身を除く): 32256656

約数列:

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

約数ペア:

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