259965952

素因数分解:

$2^{10}\times {\mathrm{127}}^1\times {\mathrm{1999}}^1$

素因数の和:2146

約数の個数: 44

約数和(自身を含む): 524032000

約数和(自身を除く): 264066048

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1024, 1999, 2032, 3998, 4064, 7996, 8128, 15992, 16256, 31984, 32512, 63968, 65024, 127936, 130048, 253873, 255872, 507746, 511744, 1015492, 1023488, 2030984, 2046976, 4061968, 8123936, 16247872, 32495744, 64991488, 129982976, 259965952]

約数ペア:

[(1, 259965952), (2, 129982976), (4, 64991488), (8, 32495744), (16, 16247872), (32, 8123936), (64, 4061968), (127, 2046976), (128, 2030984), (254, 1023488), (256, 1015492), (508, 511744), (512, 507746), (1016, 255872), (1024, 253873), (1999, 130048), (2032, 127936), (3998, 65024), (4064, 63968), (7996, 32512), (8128, 31984), (15992, 16256)]