166640128

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{10499}}^1$

素因数の和:10548

約数の個数: 40

約数和(自身を含む): 343728000

約数和(自身を除く): 177087872

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 10499, 15872, 20998, 41996, 83992, 167984, 325469, 335968, 650938, 671936, 1301876, 1343872, 2603752, 2687744, 5207504, 5375488, 10415008, 20830016, 41660032, 83320064, 166640128]

約数ペア:

[(1, 166640128), (2, 83320064), (4, 41660032), (8, 20830016), (16, 10415008), (31, 5375488), (32, 5207504), (62, 2687744), (64, 2603752), (124, 1343872), (128, 1301876), (248, 671936), (256, 650938), (496, 335968), (512, 325469), (992, 167984), (1984, 83992), (3968, 41996), (7936, 20998), (10499, 15872)]