165681856

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:178

約数の個数: 84

約数和(自身を含む): 354518976

約数和(自身を除く): 188837120

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 61, 62, 64, 74, 122, 124, 148, 244, 248, 296, 488, 496, 592, 976, 992, 1147, 1184, 1369, 1891, 1952, 1984, 2257, 2294, 2368, 2738, 3782, 3904, 4514, 4588, 5476, 7564, 9028, 9176, 10952, 15128, 18056, 18352, 21904, 30256, 36112, 36704, 42439, 43808, 60512, 69967, 72224, 73408, 83509, 84878, 87616, 121024, 139934, 144448, 167018, 169756, 279868, 334036, 339512, 559736, 668072, 679024, 1119472, 1336144, 1358048, 2238944, 2588779, 2672288, 2716096, 4477888, 5177558, 5344576, 10355116, 20710232, 41420464, 82840928, 165681856]

約数ペア:

[(1, 165681856), (2, 82840928), (4, 41420464), (8, 20710232), (16, 10355116), (31, 5344576), (32, 5177558), (37, 4477888), (61, 2716096), (62, 2672288), (64, 2588779), (74, 2238944), (122, 1358048), (124, 1336144), (148, 1119472), (244, 679024), (248, 668072), (296, 559736), (488, 339512), (496, 334036), (592, 279868), (976, 169756), (992, 167018), (1147, 144448), (1184, 139934), (1369, 121024), (1891, 87616), (1952, 84878), (1984, 83509), (2257, 73408), (2294, 72224), (2368, 69967), (2738, 60512), (3782, 43808), (3904, 42439), (4514, 36704), (4588, 36112), (5476, 30256), (7564, 21904), (9028, 18352), (9176, 18056), (10952, 15128)]