8681872480

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^2$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 21274384320

約数和(自身を除く): 12592511840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 79, 80, 97, 146, 158, 160, 194, 292, 316, 365, 388, 395, 485, 584, 632, 730, 776, 790, 970, 1168, 1264, 1460, 1552, 1580, 1940, 2336, 2528, 2920, 3104, 3160, 3880, 5767, 5840, 6320, 7081, 7663, 7760, 9409, 11534, 11680, 12640, 14162, 15326, 15520, 18818, 23068, 28324, 28835, 30652, 35405, 37636, 38315, 46136, 47045, 56648, 57670, 61304, 70810, 75272, 76630, 92272, 94090, 113296, 115340, 122608, 141620, 150544, 153260, 184544, 188180, 226592, 230680, 245216, 283240, 301088, 306520, 376360, 461360, 559399, 566480, 613040, 686857, 743311, 752720, 922720, 1118798, 1132960, 1226080, 1373714, 1486622, 1505440, 2237596, 2747428, 2796995, 2973244, 3434285, 3716555, 4475192, 5494856, 5593990, 5946488, 6868570, 7433110, 8950384, 10989712, 11187980, 11892976, 13737140, 14866220, 17900768, 21979424, 22375960, 23785952, 27474280, 29732440, 44751920, 54261703, 54948560, 59464880, 89503840, 108523406, 109897120, 118929760, 217046812, 271308515, 434093624, 542617030, 868187248, 1085234060, 1736374496, 2170468120, 4340936240, 8681872480]

約数ペア:

[(1, 8681872480), (2, 4340936240), (4, 2170468120), (5, 1736374496), (8, 1085234060), (10, 868187248), (16, 542617030), (20, 434093624), (32, 271308515), (40, 217046812), (73, 118929760), (79, 109897120), (80, 108523406), (97, 89503840), (146, 59464880), (158, 54948560), (160, 54261703), (194, 44751920), (292, 29732440), (316, 27474280), (365, 23785952), (388, 22375960), (395, 21979424), (485, 17900768), (584, 14866220), (632, 13737140), (730, 11892976), (776, 11187980), (790, 10989712), (970, 8950384), (1168, 7433110), (1264, 6868570), (1460, 5946488), (1552, 5593990), (1580, 5494856), (1940, 4475192), (2336, 3716555), (2528, 3434285), (2920, 2973244), (3104, 2796995), (3160, 2747428), (3880, 2237596), (5767, 1505440), (5840, 1486622), (6320, 1373714), (7081, 1226080), (7663, 1132960), (7760, 1118798), (9409, 922720), (11534, 752720), (11680, 743311), (12640, 686857), (14162, 613040), (15326, 566480), (15520, 559399), (18818, 461360), (23068, 376360), (28324, 306520), (28835, 301088), (30652, 283240), (35405, 245216), (37636, 230680), (38315, 226592), (46136, 188180), (47045, 184544), (56648, 153260), (57670, 150544), (61304, 141620), (70810, 122608), (75272, 115340), (76630, 113296), (92272, 94090)]