87579856

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 90

約数和(自身を含む): 214064982

約数和(自身を除く): 126485126

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 169, 182, 196, 208, 338, 364, 392, 637, 661, 676, 728, 784, 1183, 1274, 1322, 1352, 1456, 2366, 2548, 2644, 2704, 4627, 4732, 5096, 5288, 8281, 8593, 9254, 9464, 10192, 10576, 16562, 17186, 18508, 18928, 32389, 33124, 34372, 37016, 60151, 64778, 66248, 68744, 74032, 111709, 120302, 129556, 132496, 137488, 223418, 240604, 259112, 421057, 446836, 481208, 518224, 781963, 842114, 893672, 962416, 1563926, 1684228, 1787344, 3127852, 3368456, 5473741, 6255704, 6736912, 10947482, 12511408, 21894964, 43789928, 87579856]

約数ペア:

[(1, 87579856), (2, 43789928), (4, 21894964), (7, 12511408), (8, 10947482), (13, 6736912), (14, 6255704), (16, 5473741), (26, 3368456), (28, 3127852), (49, 1787344), (52, 1684228), (56, 1563926), (91, 962416), (98, 893672), (104, 842114), (112, 781963), (169, 518224), (182, 481208), (196, 446836), (208, 421057), (338, 259112), (364, 240604), (392, 223418), (637, 137488), (661, 132496), (676, 129556), (728, 120302), (784, 111709), (1183, 74032), (1274, 68744), (1322, 66248), (1352, 64778), (1456, 60151), (2366, 37016), (2548, 34372), (2644, 33124), (2704, 32389), (4627, 18928), (4732, 18508), (5096, 17186), (5288, 16562), (8281, 10576), (8593, 10192), (9254, 9464)]