81112064

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:429

約数の個数: 88

約数和(自身を含む): 186686400

約数和(自身を除く): 105574336

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 256, 304, 352, 379, 418, 512, 608, 704, 758, 836, 1024, 1216, 1408, 1516, 1672, 2432, 2816, 3032, 3344, 4169, 4864, 5632, 6064, 6688, 7201, 8338, 9728, 11264, 12128, 13376, 14402, 16676, 19456, 24256, 26752, 28804, 33352, 48512, 53504, 57608, 66704, 79211, 97024, 107008, 115216, 133408, 158422, 194048, 214016, 230432, 266816, 316844, 388096, 460864, 533632, 633688, 921728, 1067264, 1267376, 1843456, 2134528, 2534752, 3686912, 4269056, 5069504, 7373824, 10139008, 20278016, 40556032, 81112064]

約数ペア:

[(1, 81112064), (2, 40556032), (4, 20278016), (8, 10139008), (11, 7373824), (16, 5069504), (19, 4269056), (22, 3686912), (32, 2534752), (38, 2134528), (44, 1843456), (64, 1267376), (76, 1067264), (88, 921728), (128, 633688), (152, 533632), (176, 460864), (209, 388096), (256, 316844), (304, 266816), (352, 230432), (379, 214016), (418, 194048), (512, 158422), (608, 133408), (704, 115216), (758, 107008), (836, 97024), (1024, 79211), (1216, 66704), (1408, 57608), (1516, 53504), (1672, 48512), (2432, 33352), (2816, 28804), (3032, 26752), (3344, 24256), (4169, 19456), (4864, 16676), (5632, 14402), (6064, 13376), (6688, 12128), (7201, 11264), (8338, 9728)]