28851552016

素因数分解:

$2^4\times 7^3\times {\mathrm{29}}^1\times {\mathrm{181283}}^1$

素因数の和:181341

約数の個数: 80

約数和(自身を含む): 67437648000

約数和(自身を除く): 38586095984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 343, 392, 406, 464, 686, 784, 812, 1372, 1421, 1624, 2744, 2842, 3248, 5488, 5684, 9947, 11368, 19894, 22736, 39788, 79576, 159152, 181283, 362566, 725132, 1268981, 1450264, 2537962, 2900528, 5075924, 5257207, 8882867, 10151848, 10514414, 17765734, 20303696, 21028828, 35531468, 36800449, 42057656, 62180069, 71062936, 73600898, 84115312, 124360138, 142125872, 147201796, 248720276, 257603143, 294403592, 497440552, 515206286, 588807184, 994881104, 1030412572, 1803222001, 2060825144, 3606444002, 4121650288, 7212888004, 14425776008, 28851552016]

約数ペア:

[(1, 28851552016), (2, 14425776008), (4, 7212888004), (7, 4121650288), (8, 3606444002), (14, 2060825144), (16, 1803222001), (28, 1030412572), (29, 994881104), (49, 588807184), (56, 515206286), (58, 497440552), (98, 294403592), (112, 257603143), (116, 248720276), (196, 147201796), (203, 142125872), (232, 124360138), (343, 84115312), (392, 73600898), (406, 71062936), (464, 62180069), (686, 42057656), (784, 36800449), (812, 35531468), (1372, 21028828), (1421, 20303696), (1624, 17765734), (2744, 10514414), (2842, 10151848), (3248, 8882867), (5488, 5257207), (5684, 5075924), (9947, 2900528), (11368, 2537962), (19894, 1450264), (22736, 1268981), (39788, 725132), (79576, 362566), (159152, 181283)]