55540856

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 122791680

約数和(自身を除く): 67250824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 113, 131, 134, 226, 262, 268, 452, 469, 524, 536, 791, 904, 917, 938, 1048, 1582, 1834, 1876, 3164, 3668, 3752, 6328, 7336, 7571, 8777, 14803, 15142, 17554, 29606, 30284, 35108, 52997, 59212, 60568, 61439, 70216, 103621, 105994, 118424, 122878, 207242, 211988, 245756, 414484, 423976, 491512, 828968, 991801, 1983602, 3967204, 6942607, 7934408, 13885214, 27770428, 55540856]

約数ペア:

[(1, 55540856), (2, 27770428), (4, 13885214), (7, 7934408), (8, 6942607), (14, 3967204), (28, 1983602), (56, 991801), (67, 828968), (113, 491512), (131, 423976), (134, 414484), (226, 245756), (262, 211988), (268, 207242), (452, 122878), (469, 118424), (524, 105994), (536, 103621), (791, 70216), (904, 61439), (917, 60568), (938, 59212), (1048, 52997), (1582, 35108), (1834, 30284), (1876, 29606), (3164, 17554), (3668, 15142), (3752, 14803), (6328, 8777), (7336, 7571)]