15720181105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{4463}}^1$

素因数の和:4881

約数の個数: 32

約数和(自身を含む): 19940152320

約数和(自身を除く): 4219971215

約数列:

[1, 5, 23, 109, 115, 281, 545, 1405, 2507, 4463, 6463, 12535, 22315, 30629, 32315, 102649, 153145, 486467, 513245, 704467, 1254103, 2432335, 3522335, 6270515, 11188741, 28844369, 55943705, 136697227, 144221845, 683486135, 3144036221, 15720181105]

約数ペア:

[(1, 15720181105), (5, 3144036221), (23, 683486135), (109, 144221845), (115, 136697227), (281, 55943705), (545, 28844369), (1405, 11188741), (2507, 6270515), (4463, 3522335), (6463, 2432335), (12535, 1254103), (22315, 704467), (30629, 513245), (32315, 486467), (102649, 153145)]