31215008

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1341

約数の個数: 48

約数和(自身を含む): 68040000

約数和(自身を除く): 36824992

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 568, 781, 1136, 1249, 1562, 2272, 2498, 3124, 4996, 6248, 9992, 12496, 13739, 19984, 24992, 27478, 39968, 54956, 88679, 109912, 177358, 219824, 354716, 439648, 709432, 975469, 1418864, 1950938, 2837728, 3901876, 7803752, 15607504, 31215008]

約数ペア:

[(1, 31215008), (2, 15607504), (4, 7803752), (8, 3901876), (11, 2837728), (16, 1950938), (22, 1418864), (32, 975469), (44, 709432), (71, 439648), (88, 354716), (142, 219824), (176, 177358), (284, 109912), (352, 88679), (568, 54956), (781, 39968), (1136, 27478), (1249, 24992), (1562, 19984), (2272, 13739), (2498, 12496), (3124, 9992), (4996, 6248)]