8156718848

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 17861289600

約数和(自身を除く): 9704570752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 59, 64, 76, 86, 118, 128, 152, 172, 236, 256, 304, 344, 472, 608, 661, 688, 817, 944, 1121, 1216, 1322, 1376, 1634, 1888, 2242, 2432, 2537, 2644, 2752, 3268, 3776, 4484, 4864, 5074, 5288, 5504, 6536, 7552, 8968, 10148, 10576, 11008, 12559, 13072, 15104, 17936, 20296, 21152, 25118, 26144, 28423, 35872, 38999, 40592, 42304, 48203, 50236, 52288, 56846, 71744, 77998, 81184, 84608, 96406, 100472, 104576, 113692, 143488, 155996, 162368, 169216, 192812, 200944, 209152, 227384, 286976, 311992, 324736, 385624, 401888, 454768, 540037, 623984, 649472, 740981, 771248, 803776, 909536, 1080074, 1247968, 1481962, 1542496, 1607552, 1676957, 1819072, 2160148, 2495936, 2963924, 3084992, 3215104, 3353914, 3638144, 4320296, 4991872, 5927848, 6169984, 6707828, 7276288, 8640592, 9983744, 11855696, 12339968, 13415656, 17281184, 23711392, 26831312, 31862183, 34562368, 47422784, 53662624, 63724366, 69124736, 94845568, 107325248, 127448732, 138249472, 189691136, 214650496, 254897464, 429300992, 509794928, 1019589856, 2039179712, 4078359424, 8156718848]

約数ペア:

[(1, 8156718848), (2, 4078359424), (4, 2039179712), (8, 1019589856), (16, 509794928), (19, 429300992), (32, 254897464), (38, 214650496), (43, 189691136), (59, 138249472), (64, 127448732), (76, 107325248), (86, 94845568), (118, 69124736), (128, 63724366), (152, 53662624), (172, 47422784), (236, 34562368), (256, 31862183), (304, 26831312), (344, 23711392), (472, 17281184), (608, 13415656), (661, 12339968), (688, 11855696), (817, 9983744), (944, 8640592), (1121, 7276288), (1216, 6707828), (1322, 6169984), (1376, 5927848), (1634, 4991872), (1888, 4320296), (2242, 3638144), (2432, 3353914), (2537, 3215104), (2644, 3084992), (2752, 2963924), (3268, 2495936), (3776, 2160148), (4484, 1819072), (4864, 1676957), (5074, 1607552), (5288, 1542496), (5504, 1481962), (6536, 1247968), (7552, 1080074), (8968, 909536), (10148, 803776), (10576, 771248), (11008, 740981), (12559, 649472), (13072, 623984), (15104, 540037), (17936, 454768), (20296, 401888), (21152, 385624), (25118, 324736), (26144, 311992), (28423, 286976), (35872, 227384), (38999, 209152), (40592, 200944), (42304, 192812), (48203, 169216), (50236, 162368), (52288, 155996), (56846, 143488), (71744, 113692), (77998, 104576), (81184, 100472), (84608, 96406)]