81335808

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:972

約数の個数: 120

約数和(自身を含む): 247361400

約数和(自身を除く): 166025592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 512, 576, 608, 684, 768, 912, 929, 1152, 1216, 1368, 1536, 1824, 1858, 2304, 2432, 2736, 2787, 3648, 3716, 4608, 4864, 5472, 5574, 7296, 7432, 8361, 9728, 10944, 11148, 14592, 14864, 16722, 17651, 21888, 22296, 29184, 29728, 33444, 35302, 43776, 44592, 52953, 59456, 66888, 70604, 87552, 89184, 105906, 118912, 133776, 141208, 158859, 178368, 211812, 237824, 267552, 282416, 317718, 356736, 423624, 475648, 535104, 564832, 635436, 713472, 847248, 1070208, 1129664, 1270872, 1426944, 1694496, 2140416, 2259328, 2541744, 3388992, 4280832, 4518656, 5083488, 6777984, 9037312, 10166976, 13555968, 20333952, 27111936, 40667904, 81335808]

約数ペア:

[(1, 81335808), (2, 40667904), (3, 27111936), (4, 20333952), (6, 13555968), (8, 10166976), (9, 9037312), (12, 6777984), (16, 5083488), (18, 4518656), (19, 4280832), (24, 3388992), (32, 2541744), (36, 2259328), (38, 2140416), (48, 1694496), (57, 1426944), (64, 1270872), (72, 1129664), (76, 1070208), (96, 847248), (114, 713472), (128, 635436), (144, 564832), (152, 535104), (171, 475648), (192, 423624), (228, 356736), (256, 317718), (288, 282416), (304, 267552), (342, 237824), (384, 211812), (456, 178368), (512, 158859), (576, 141208), (608, 133776), (684, 118912), (768, 105906), (912, 89184), (929, 87552), (1152, 70604), (1216, 66888), (1368, 59456), (1536, 52953), (1824, 44592), (1858, 43776), (2304, 35302), (2432, 33444), (2736, 29728), (2787, 29184), (3648, 22296), (3716, 21888), (4608, 17651), (4864, 16722), (5472, 14864), (5574, 14592), (7296, 11148), (7432, 10944), (8361, 9728)]