26402560

素因数分解:

$2^8\times 5^1\times {\mathrm{20627}}^1$

素因数の和:20648

約数の個数: 36

約数和(自身を含む): 63245448

約数和(自身を除く): 36842888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20627, 41254, 82508, 103135, 165016, 206270, 330032, 412540, 660064, 825080, 1320128, 1650160, 2640256, 3300320, 5280512, 6600640, 13201280, 26402560]

約数ペア:

[(1, 26402560), (2, 13201280), (4, 6600640), (5, 5280512), (8, 3300320), (10, 2640256), (16, 1650160), (20, 1320128), (32, 825080), (40, 660064), (64, 412540), (80, 330032), (128, 206270), (160, 165016), (256, 103135), (320, 82508), (640, 41254), (1280, 20627)]