488751952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{331}}^1$

素因数の和:612

約数の個数: 80

約数和(自身を含む): 1060487680

約数和(自身を除く): 571735728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 229, 248, 331, 403, 458, 496, 662, 806, 916, 1324, 1612, 1832, 2648, 2977, 3224, 3664, 4303, 5296, 5954, 6448, 7099, 8606, 10261, 11908, 14198, 17212, 20522, 23816, 28396, 34424, 41044, 47632, 56792, 68848, 75799, 82088, 92287, 113584, 133393, 151598, 164176, 184574, 266786, 303196, 369148, 533572, 606392, 738296, 985387, 1067144, 1212784, 1476592, 1970774, 2134288, 2349769, 3941548, 4699538, 7883096, 9399076, 15766192, 18798152, 30546997, 37596304, 61093994, 122187988, 244375976, 488751952]

約数ペア:

[(1, 488751952), (2, 244375976), (4, 122187988), (8, 61093994), (13, 37596304), (16, 30546997), (26, 18798152), (31, 15766192), (52, 9399076), (62, 7883096), (104, 4699538), (124, 3941548), (208, 2349769), (229, 2134288), (248, 1970774), (331, 1476592), (403, 1212784), (458, 1067144), (496, 985387), (662, 738296), (806, 606392), (916, 533572), (1324, 369148), (1612, 303196), (1832, 266786), (2648, 184574), (2977, 164176), (3224, 151598), (3664, 133393), (4303, 113584), (5296, 92287), (5954, 82088), (6448, 75799), (7099, 68848), (8606, 56792), (10261, 47632), (11908, 41044), (14198, 34424), (17212, 28396), (20522, 23816)]