38991291256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{247369}}^1$

素因数の和:247472

約数の個数: 64

約数和(自身を含む): 82819476000

約数和(自身を除く): 43828184744

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 61, 68, 76, 122, 136, 152, 244, 323, 488, 646, 1037, 1159, 1292, 2074, 2318, 2584, 4148, 4636, 8296, 9272, 19703, 39406, 78812, 157624, 247369, 494738, 989476, 1978952, 4205273, 4700011, 8410546, 9400022, 15089509, 16821092, 18800044, 30179018, 33642184, 37600088, 60358036, 79900187, 120716072, 159800374, 256521653, 286700671, 319600748, 513043306, 573401342, 639201496, 1026086612, 1146802684, 2052173224, 2293605368, 4873911407, 9747822814, 19495645628, 38991291256]

約数ペア:

[(1, 38991291256), (2, 19495645628), (4, 9747822814), (8, 4873911407), (17, 2293605368), (19, 2052173224), (34, 1146802684), (38, 1026086612), (61, 639201496), (68, 573401342), (76, 513043306), (122, 319600748), (136, 286700671), (152, 256521653), (244, 159800374), (323, 120716072), (488, 79900187), (646, 60358036), (1037, 37600088), (1159, 33642184), (1292, 30179018), (2074, 18800044), (2318, 16821092), (2584, 15089509), (4148, 9400022), (4636, 8410546), (8296, 4700011), (9272, 4205273), (19703, 1978952), (39406, 989476), (78812, 494738), (157624, 247369)]