2581001696

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1161

約数の個数: 144

約数和(自身を含む): 6422201856

約数和(自身を除く): 3841200160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 127, 182, 196, 208, 224, 254, 364, 392, 416, 508, 637, 728, 784, 889, 997, 1016, 1274, 1456, 1568, 1651, 1778, 1994, 2032, 2548, 2912, 3302, 3556, 3988, 4064, 5096, 6223, 6604, 6979, 7112, 7976, 10192, 11557, 12446, 12961, 13208, 13958, 14224, 15952, 20384, 23114, 24892, 25922, 26416, 27916, 28448, 31904, 46228, 48853, 49784, 51844, 52832, 55832, 80899, 90727, 92456, 97706, 99568, 103688, 111664, 126619, 161798, 181454, 184912, 195412, 199136, 207376, 223328, 253238, 323596, 362908, 369824, 390824, 414752, 506476, 635089, 647192, 725816, 781648, 886333, 1012952, 1270178, 1294384, 1451632, 1563296, 1646047, 1772666, 2025904, 2540356, 2588768, 2903264, 3292094, 3545332, 4051808, 5080712, 6204331, 6584188, 7090664, 10161424, 11522329, 12408662, 13168376, 14181328, 20322848, 23044658, 24817324, 26336752, 28362656, 46089316, 49634648, 52673504, 80656303, 92178632, 99269296, 161312606, 184357264, 198538592, 322625212, 368714528, 645250424, 1290500848, 2581001696]

約数ペア:

[(1, 2581001696), (2, 1290500848), (4, 645250424), (7, 368714528), (8, 322625212), (13, 198538592), (14, 184357264), (16, 161312606), (26, 99269296), (28, 92178632), (32, 80656303), (49, 52673504), (52, 49634648), (56, 46089316), (91, 28362656), (98, 26336752), (104, 24817324), (112, 23044658), (127, 20322848), (182, 14181328), (196, 13168376), (208, 12408662), (224, 11522329), (254, 10161424), (364, 7090664), (392, 6584188), (416, 6204331), (508, 5080712), (637, 4051808), (728, 3545332), (784, 3292094), (889, 2903264), (997, 2588768), (1016, 2540356), (1274, 2025904), (1456, 1772666), (1568, 1646047), (1651, 1563296), (1778, 1451632), (1994, 1294384), (2032, 1270178), (2548, 1012952), (2912, 886333), (3302, 781648), (3556, 725816), (3988, 647192), (4064, 635089), (5096, 506476), (6223, 414752), (6604, 390824), (6979, 369824), (7112, 362908), (7976, 323596), (10192, 253238), (11557, 223328), (12446, 207376), (12961, 199136), (13208, 195412), (13958, 184912), (14224, 181454), (15952, 161798), (20384, 126619), (23114, 111664), (24892, 103688), (25922, 99568), (26416, 97706), (27916, 92456), (28448, 90727), (31904, 80899), (46228, 55832), (48853, 52832), (49784, 51844)]