172649984

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{25939}}^1$

素因数の和:25970

約数の個数: 40

約数和(自身を含む): 371512680

約数和(自身を除く): 198862696

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 25939, 51878, 103756, 207512, 337207, 415024, 674414, 830048, 1348828, 1660096, 2697656, 3320192, 5395312, 6640384, 10790624, 13280768, 21581248, 43162496, 86324992, 172649984]

約数ペア:

[(1, 172649984), (2, 86324992), (4, 43162496), (8, 21581248), (13, 13280768), (16, 10790624), (26, 6640384), (32, 5395312), (52, 3320192), (64, 2697656), (104, 1660096), (128, 1348828), (208, 830048), (256, 674414), (416, 415024), (512, 337207), (832, 207512), (1664, 103756), (3328, 51878), (6656, 25939)]