31979584

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:85

約数の個数: 168

約数和(自身を含む): 87335360

約数和(自身を除く): 55355776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 26, 28, 32, 34, 38, 52, 56, 64, 68, 76, 91, 104, 112, 119, 133, 136, 152, 182, 208, 221, 224, 238, 247, 266, 272, 289, 304, 323, 364, 416, 442, 448, 476, 494, 532, 544, 578, 608, 646, 728, 832, 884, 952, 988, 1064, 1088, 1156, 1216, 1292, 1456, 1547, 1729, 1768, 1904, 1976, 2023, 2128, 2261, 2312, 2584, 2912, 3094, 3458, 3536, 3757, 3808, 3952, 4046, 4199, 4256, 4522, 4624, 5168, 5491, 5824, 6188, 6916, 7072, 7514, 7616, 7904, 8092, 8398, 8512, 9044, 9248, 10336, 10982, 12376, 13832, 14144, 15028, 15808, 16184, 16796, 18088, 18496, 20672, 21964, 24752, 26299, 27664, 29393, 30056, 32368, 33592, 36176, 38437, 43928, 49504, 52598, 55328, 58786, 60112, 64736, 67184, 71383, 72352, 76874, 87856, 99008, 105196, 110656, 117572, 120224, 129472, 134368, 142766, 144704, 153748, 175712, 210392, 235144, 240448, 268736, 285532, 307496, 351424, 420784, 470288, 499681, 571064, 614992, 841568, 940576, 999362, 1142128, 1229984, 1683136, 1881152, 1998724, 2284256, 2459968, 3997448, 4568512, 7994896, 15989792, 31979584]

約数ペア:

[(1, 31979584), (2, 15989792), (4, 7994896), (7, 4568512), (8, 3997448), (13, 2459968), (14, 2284256), (16, 1998724), (17, 1881152), (19, 1683136), (26, 1229984), (28, 1142128), (32, 999362), (34, 940576), (38, 841568), (52, 614992), (56, 571064), (64, 499681), (68, 470288), (76, 420784), (91, 351424), (104, 307496), (112, 285532), (119, 268736), (133, 240448), (136, 235144), (152, 210392), (182, 175712), (208, 153748), (221, 144704), (224, 142766), (238, 134368), (247, 129472), (266, 120224), (272, 117572), (289, 110656), (304, 105196), (323, 99008), (364, 87856), (416, 76874), (442, 72352), (448, 71383), (476, 67184), (494, 64736), (532, 60112), (544, 58786), (578, 55328), (608, 52598), (646, 49504), (728, 43928), (832, 38437), (884, 36176), (952, 33592), (988, 32368), (1064, 30056), (1088, 29393), (1156, 27664), (1216, 26299), (1292, 24752), (1456, 21964), (1547, 20672), (1729, 18496), (1768, 18088), (1904, 16796), (1976, 16184), (2023, 15808), (2128, 15028), (2261, 14144), (2312, 13832), (2584, 12376), (2912, 10982), (3094, 10336), (3458, 9248), (3536, 9044), (3757, 8512), (3808, 8398), (3952, 8092), (4046, 7904), (4199, 7616), (4256, 7514), (4522, 7072), (4624, 6916), (5168, 6188), (5491, 5824)]