809313664

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 1777248000

約数和(自身を除く): 967934336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 71, 76, 86, 109, 128, 142, 152, 172, 218, 284, 304, 344, 436, 568, 608, 688, 817, 872, 1136, 1216, 1349, 1376, 1634, 1744, 2071, 2272, 2432, 2698, 2752, 3053, 3268, 3488, 4142, 4544, 4687, 5396, 5504, 6106, 6536, 6976, 7739, 8284, 9088, 9374, 10792, 12212, 13072, 13952, 15478, 16568, 18748, 21584, 24424, 26144, 30956, 33136, 37496, 43168, 48848, 52288, 58007, 61912, 66272, 74992, 86336, 89053, 97696, 104576, 116014, 123824, 132544, 147041, 149984, 172672, 178106, 195392, 232028, 247648, 265088, 294082, 299968, 332777, 356212, 390784, 464056, 495296, 588164, 599936, 665554, 712424, 928112, 990592, 1176328, 1331108, 1424848, 1856224, 2352656, 2662216, 2849696, 3712448, 4705312, 5324432, 5699392, 6322763, 7424896, 9410624, 10648864, 11398784, 12645526, 18821248, 21297728, 25291052, 42595456, 50582104, 101164208, 202328416, 404656832, 809313664]

約数ペア:

[(1, 809313664), (2, 404656832), (4, 202328416), (8, 101164208), (16, 50582104), (19, 42595456), (32, 25291052), (38, 21297728), (43, 18821248), (64, 12645526), (71, 11398784), (76, 10648864), (86, 9410624), (109, 7424896), (128, 6322763), (142, 5699392), (152, 5324432), (172, 4705312), (218, 3712448), (284, 2849696), (304, 2662216), (344, 2352656), (436, 1856224), (568, 1424848), (608, 1331108), (688, 1176328), (817, 990592), (872, 928112), (1136, 712424), (1216, 665554), (1349, 599936), (1376, 588164), (1634, 495296), (1744, 464056), (2071, 390784), (2272, 356212), (2432, 332777), (2698, 299968), (2752, 294082), (3053, 265088), (3268, 247648), (3488, 232028), (4142, 195392), (4544, 178106), (4687, 172672), (5396, 149984), (5504, 147041), (6106, 132544), (6536, 123824), (6976, 116014), (7739, 104576), (8284, 97696), (9088, 89053), (9374, 86336), (10792, 74992), (12212, 66272), (13072, 61912), (13952, 58007), (15478, 52288), (16568, 48848), (18748, 43168), (21584, 37496), (24424, 33136), (26144, 30956)]