248511005

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 317260800

約数和(自身を除く): 68749795

約数列:

[1, 5, 29, 71, 101, 145, 239, 355, 505, 1195, 2059, 2929, 6931, 7171, 10295, 14645, 16969, 24139, 34655, 35855, 84845, 120695, 207959, 492101, 700031, 1039795, 1713869, 2460505, 3500155, 8569345, 49702201, 248511005]

約数ペア:

[(1, 248511005), (5, 49702201), (29, 8569345), (71, 3500155), (101, 2460505), (145, 1713869), (239, 1039795), (355, 700031), (505, 492101), (1195, 207959), (2059, 120695), (2929, 84845), (6931, 35855), (7171, 34655), (10295, 24139), (14645, 16969)]