78009568

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 199085040

約数和(自身を除く): 121075472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 49, 52, 56, 86, 89, 91, 98, 104, 112, 172, 178, 182, 196, 208, 224, 301, 344, 356, 364, 392, 416, 559, 602, 623, 637, 688, 712, 728, 784, 1118, 1157, 1204, 1246, 1274, 1376, 1424, 1456, 1568, 2107, 2236, 2314, 2408, 2492, 2548, 2848, 2912, 3827, 3913, 4214, 4361, 4472, 4628, 4816, 4984, 5096, 7654, 7826, 8099, 8428, 8722, 8944, 9256, 9632, 9968, 10192, 15308, 15652, 16198, 16856, 17444, 17888, 18512, 19936, 20384, 26789, 27391, 30616, 31304, 32396, 33712, 34888, 37024, 49751, 53578, 54782, 56693, 61232, 62608, 64792, 67424, 69776, 99502, 107156, 109564, 113386, 122464, 125216, 129584, 139552, 187523, 199004, 214312, 219128, 226772, 259168, 348257, 375046, 398008, 428624, 438256, 453544, 696514, 750092, 796016, 857248, 876512, 907088, 1393028, 1500184, 1592032, 1814176, 2437799, 2786056, 3000368, 4875598, 5572112, 6000736, 9751196, 11144224, 19502392, 39004784, 78009568]

約数ペア:

[(1, 78009568), (2, 39004784), (4, 19502392), (7, 11144224), (8, 9751196), (13, 6000736), (14, 5572112), (16, 4875598), (26, 3000368), (28, 2786056), (32, 2437799), (43, 1814176), (49, 1592032), (52, 1500184), (56, 1393028), (86, 907088), (89, 876512), (91, 857248), (98, 796016), (104, 750092), (112, 696514), (172, 453544), (178, 438256), (182, 428624), (196, 398008), (208, 375046), (224, 348257), (301, 259168), (344, 226772), (356, 219128), (364, 214312), (392, 199004), (416, 187523), (559, 139552), (602, 129584), (623, 125216), (637, 122464), (688, 113386), (712, 109564), (728, 107156), (784, 99502), (1118, 69776), (1157, 67424), (1204, 64792), (1246, 62608), (1274, 61232), (1376, 56693), (1424, 54782), (1456, 53578), (1568, 49751), (2107, 37024), (2236, 34888), (2314, 33712), (2408, 32396), (2492, 31304), (2548, 30616), (2848, 27391), (2912, 26789), (3827, 20384), (3913, 19936), (4214, 18512), (4361, 17888), (4472, 17444), (4628, 16856), (4816, 16198), (4984, 15652), (5096, 15308), (7654, 10192), (7826, 9968), (8099, 9632), (8428, 9256), (8722, 8944)]