81672448

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 201914496

約数和(自身を除く): 120242048

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 32, 44, 46, 52, 64, 88, 92, 97, 104, 128, 143, 176, 184, 194, 208, 253, 256, 286, 299, 352, 368, 388, 416, 506, 572, 598, 704, 736, 776, 832, 1012, 1067, 1144, 1196, 1261, 1408, 1472, 1552, 1664, 2024, 2134, 2231, 2288, 2392, 2522, 2816, 2944, 3104, 3289, 3328, 4048, 4268, 4462, 4576, 4784, 5044, 5888, 6208, 6578, 8096, 8536, 8924, 9152, 9568, 10088, 12416, 13156, 13871, 16192, 17072, 17848, 18304, 19136, 20176, 24541, 24832, 26312, 27742, 29003, 32384, 34144, 35696, 36608, 38272, 40352, 49082, 52624, 55484, 58006, 64768, 68288, 71392, 76544, 80704, 98164, 105248, 110968, 116012, 136576, 142784, 161408, 196328, 210496, 221936, 232024, 273152, 285568, 319033, 322816, 392656, 420992, 443872, 464048, 571136, 638066, 785312, 841984, 887744, 928096, 1276132, 1570624, 1775488, 1856192, 2552264, 3141248, 3550976, 3712384, 5104528, 6282496, 7424768, 10209056, 20418112, 40836224, 81672448]

約数ペア:

[(1, 81672448), (2, 40836224), (4, 20418112), (8, 10209056), (11, 7424768), (13, 6282496), (16, 5104528), (22, 3712384), (23, 3550976), (26, 3141248), (32, 2552264), (44, 1856192), (46, 1775488), (52, 1570624), (64, 1276132), (88, 928096), (92, 887744), (97, 841984), (104, 785312), (128, 638066), (143, 571136), (176, 464048), (184, 443872), (194, 420992), (208, 392656), (253, 322816), (256, 319033), (286, 285568), (299, 273152), (352, 232024), (368, 221936), (388, 210496), (416, 196328), (506, 161408), (572, 142784), (598, 136576), (704, 116012), (736, 110968), (776, 105248), (832, 98164), (1012, 80704), (1067, 76544), (1144, 71392), (1196, 68288), (1261, 64768), (1408, 58006), (1472, 55484), (1552, 52624), (1664, 49082), (2024, 40352), (2134, 38272), (2231, 36608), (2288, 35696), (2392, 34144), (2522, 32384), (2816, 29003), (2944, 27742), (3104, 26312), (3289, 24832), (3328, 24541), (4048, 20176), (4268, 19136), (4462, 18304), (4576, 17848), (4784, 17072), (5044, 16192), (5888, 13871), (6208, 13156), (6578, 12416), (8096, 10088), (8536, 9568), (8924, 9152)]