856554512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 1848096000

約数和(自身を除く): 991541488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 149, 176, 178, 298, 356, 367, 596, 712, 734, 979, 1192, 1424, 1468, 1639, 1958, 2384, 2936, 3278, 3916, 4037, 5872, 6556, 7832, 8074, 13112, 13261, 15664, 16148, 26224, 26522, 32296, 32663, 53044, 54683, 64592, 65326, 106088, 109366, 130652, 145871, 212176, 218732, 261304, 291742, 359293, 437464, 522608, 583484, 601513, 718586, 874928, 1166968, 1203026, 1437172, 2333936, 2406052, 2874344, 4812104, 4866787, 5748688, 9624208, 9733574, 19467148, 38934296, 53534657, 77868592, 107069314, 214138628, 428277256, 856554512]

約数ペア:

[(1, 856554512), (2, 428277256), (4, 214138628), (8, 107069314), (11, 77868592), (16, 53534657), (22, 38934296), (44, 19467148), (88, 9733574), (89, 9624208), (149, 5748688), (176, 4866787), (178, 4812104), (298, 2874344), (356, 2406052), (367, 2333936), (596, 1437172), (712, 1203026), (734, 1166968), (979, 874928), (1192, 718586), (1424, 601513), (1468, 583484), (1639, 522608), (1958, 437464), (2384, 359293), (2936, 291742), (3278, 261304), (3916, 218732), (4037, 212176), (5872, 145871), (6556, 130652), (7832, 109366), (8074, 106088), (13112, 65326), (13261, 64592), (15664, 54683), (16148, 53044), (26224, 32663), (26522, 32296)]