2566405808

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{128629}}^1$

素因数の和:128709

約数の個数: 40

約数和(自身を含む): 5263539600

約数和(自身を除く): 2697133792

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 2494, 4988, 9976, 19952, 128629, 257258, 514516, 1029032, 2058064, 3730241, 5531047, 7460482, 11062094, 14920964, 22124188, 29841928, 44248376, 59683856, 88496752, 160400363, 320800726, 641601452, 1283202904, 2566405808]

約数ペア:

[(1, 2566405808), (2, 1283202904), (4, 641601452), (8, 320800726), (16, 160400363), (29, 88496752), (43, 59683856), (58, 44248376), (86, 29841928), (116, 22124188), (172, 14920964), (232, 11062094), (344, 7460482), (464, 5531047), (688, 3730241), (1247, 2058064), (2494, 1029032), (4988, 514516), (9976, 257258), (19952, 128629)]