31710848

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 77112000

約数和(自身を除く): 45401152

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 59, 64, 68, 76, 104, 118, 128, 136, 152, 208, 221, 236, 247, 272, 304, 323, 416, 442, 472, 494, 544, 608, 646, 767, 832, 884, 944, 988, 1003, 1088, 1121, 1216, 1292, 1534, 1664, 1768, 1888, 1976, 2006, 2176, 2242, 2432, 2584, 3068, 3536, 3776, 3952, 4012, 4199, 4484, 5168, 6136, 7072, 7552, 7904, 8024, 8398, 8968, 10336, 12272, 13039, 14144, 14573, 15808, 16048, 16796, 17936, 19057, 20672, 24544, 26078, 28288, 29146, 31616, 32096, 33592, 35872, 38114, 41344, 49088, 52156, 58292, 64192, 67184, 71744, 76228, 98176, 104312, 116584, 128384, 134368, 143488, 152456, 208624, 233168, 247741, 268736, 304912, 417248, 466336, 495482, 537472, 609824, 834496, 932672, 990964, 1219648, 1668992, 1865344, 1981928, 2439296, 3963856, 7927712, 15855424, 31710848]

約数ペア:

[(1, 31710848), (2, 15855424), (4, 7927712), (8, 3963856), (13, 2439296), (16, 1981928), (17, 1865344), (19, 1668992), (26, 1219648), (32, 990964), (34, 932672), (38, 834496), (52, 609824), (59, 537472), (64, 495482), (68, 466336), (76, 417248), (104, 304912), (118, 268736), (128, 247741), (136, 233168), (152, 208624), (208, 152456), (221, 143488), (236, 134368), (247, 128384), (272, 116584), (304, 104312), (323, 98176), (416, 76228), (442, 71744), (472, 67184), (494, 64192), (544, 58292), (608, 52156), (646, 49088), (767, 41344), (832, 38114), (884, 35872), (944, 33592), (988, 32096), (1003, 31616), (1088, 29146), (1121, 28288), (1216, 26078), (1292, 24544), (1534, 20672), (1664, 19057), (1768, 17936), (1888, 16796), (1976, 16048), (2006, 15808), (2176, 14573), (2242, 14144), (2432, 13039), (2584, 12272), (3068, 10336), (3536, 8968), (3776, 8398), (3952, 8024), (4012, 7904), (4199, 7552), (4484, 7072), (5168, 6136)]