161070221824

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2971}}^1\times {\mathrm{5573}}^1$

素因数の和:8581

約数の個数: 80

約数和(自身を含む): 338938886880

約数和(自身を除く): 177868665056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 2971, 4864, 5573, 5942, 9728, 11146, 11884, 22292, 23768, 44584, 47536, 56449, 89168, 95072, 105887, 112898, 178336, 190144, 211774, 225796, 356672, 380288, 423548, 451592, 713344, 760576, 847096, 903184, 1426688, 1521152, 1694192, 1806368, 2853376, 3388384, 3612736, 6776768, 7225472, 13553536, 14450944, 16557383, 27107072, 28901888, 33114766, 54214144, 66229532, 132459064, 264918128, 314590277, 529836256, 629180554, 1059672512, 1258361108, 2119345024, 2516722216, 4238690048, 5033444432, 8477380096, 10066888864, 20133777728, 40267555456, 80535110912, 161070221824]

約数ペア:

[(1, 161070221824), (2, 80535110912), (4, 40267555456), (8, 20133777728), (16, 10066888864), (19, 8477380096), (32, 5033444432), (38, 4238690048), (64, 2516722216), (76, 2119345024), (128, 1258361108), (152, 1059672512), (256, 629180554), (304, 529836256), (512, 314590277), (608, 264918128), (1216, 132459064), (2432, 66229532), (2971, 54214144), (4864, 33114766), (5573, 28901888), (5942, 27107072), (9728, 16557383), (11146, 14450944), (11884, 13553536), (22292, 7225472), (23768, 6776768), (44584, 3612736), (47536, 3388384), (56449, 2853376), (89168, 1806368), (95072, 1694192), (105887, 1521152), (112898, 1426688), (178336, 903184), (190144, 847096), (211774, 760576), (225796, 713344), (356672, 451592), (380288, 423548)]