156913504

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1999}}^1$

素因数の和:2243

約数の個数: 48

約数和(自身を含む): 338688000

約数和(自身を除く): 181774496

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 223, 352, 446, 892, 1784, 1999, 2453, 3568, 3998, 4906, 7136, 7996, 9812, 15992, 19624, 21989, 31984, 39248, 43978, 63968, 78496, 87956, 175912, 351824, 445777, 703648, 891554, 1783108, 3566216, 4903547, 7132432, 9807094, 14264864, 19614188, 39228376, 78456752, 156913504]

約数ペア:

[(1, 156913504), (2, 78456752), (4, 39228376), (8, 19614188), (11, 14264864), (16, 9807094), (22, 7132432), (32, 4903547), (44, 3566216), (88, 1783108), (176, 891554), (223, 703648), (352, 445777), (446, 351824), (892, 175912), (1784, 87956), (1999, 78496), (2453, 63968), (3568, 43978), (3998, 39248), (4906, 31984), (7136, 21989), (7996, 19624), (9812, 15992)]