800256

素因数分解:

$2^9\times 3^1\times {\mathrm{521}}^1$

素因数の和:542

約数の個数: 40

約数和(自身を含む): 2136024

約数和(自身を除く): 1335768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 521, 768, 1042, 1536, 1563, 2084, 3126, 4168, 6252, 8336, 12504, 16672, 25008, 33344, 50016, 66688, 100032, 133376, 200064, 266752, 400128, 800256]

約数ペア:

[(1, 800256), (2, 400128), (3, 266752), (4, 200064), (6, 133376), (8, 100032), (12, 66688), (16, 50016), (24, 33344), (32, 25008), (48, 16672), (64, 12504), (96, 8336), (128, 6252), (192, 4168), (256, 3126), (384, 2084), (512, 1563), (521, 1536), (768, 1042)]