28016755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 10085645

約数列:

[1, 5, 13, 29, 65, 89, 145, 167, 377, 445, 835, 1157, 1885, 2171, 2581, 4843, 5785, 10855, 12905, 14863, 24215, 33553, 62959, 74315, 167765, 193219, 314795, 431027, 966095, 2155135, 5603351, 28016755]

約数ペア:

[(1, 28016755), (5, 5603351), (13, 2155135), (29, 966095), (65, 431027), (89, 314795), (145, 193219), (167, 167765), (377, 74315), (445, 62959), (835, 33553), (1157, 24215), (1885, 14863), (2171, 12905), (2581, 10855), (4843, 5785)]