52641280

素因数分解:

$2^9\times 5^1\times {\mathrm{20563}}^1$

素因数の和:20586

約数の個数: 40

約数和(自身を含む): 126221832

約数和(自身を除く): 73580552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 20563, 41126, 82252, 102815, 164504, 205630, 329008, 411260, 658016, 822520, 1316032, 1645040, 2632064, 3290080, 5264128, 6580160, 10528256, 13160320, 26320640, 52641280]

約数ペア:

[(1, 52641280), (2, 26320640), (4, 13160320), (5, 10528256), (8, 6580160), (10, 5264128), (16, 3290080), (20, 2632064), (32, 1645040), (40, 1316032), (64, 822520), (80, 658016), (128, 411260), (160, 329008), (256, 205630), (320, 164504), (512, 102815), (640, 82252), (1280, 41126), (2560, 20563)]