56871295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 77616000

約数和(自身を除く): 20744705

約数列:

[1, 5, 13, 23, 65, 109, 115, 299, 349, 545, 1417, 1495, 1745, 2507, 4537, 7085, 8027, 12535, 22685, 32591, 38041, 40135, 104351, 162955, 190205, 494533, 521755, 874943, 2472665, 4374715, 11374259, 56871295]

約数ペア:

[(1, 56871295), (5, 11374259), (13, 4374715), (23, 2472665), (65, 874943), (109, 521755), (115, 494533), (299, 190205), (349, 162955), (545, 104351), (1417, 40135), (1495, 38041), (1745, 32591), (2507, 22685), (4537, 12535), (7085, 8027)]