51720448

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{15541}}^1$

素因数の和:15570

約数の個数: 36

約数和(自身を含む): 111187468

約数和(自身を除く): 59467020

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 15541, 31082, 62164, 124328, 202033, 248656, 404066, 497312, 808132, 994624, 1616264, 1989248, 3232528, 3978496, 6465056, 12930112, 25860224, 51720448]

約数ペア:

[(1, 51720448), (2, 25860224), (4, 12930112), (8, 6465056), (13, 3978496), (16, 3232528), (26, 1989248), (32, 1616264), (52, 994624), (64, 808132), (104, 497312), (128, 404066), (208, 248656), (256, 202033), (416, 124328), (832, 62164), (1664, 31082), (3328, 15541)]