72241505

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 105836544

約数和(自身を除く): 33595039

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 805, 989, 1505, 2087, 4945, 6923, 10435, 14609, 34615, 48001, 73045, 89741, 240005, 336007, 448705, 628187, 1680035, 2064043, 3140935, 10320215, 14448301, 72241505]

約数ペア:

[(1, 72241505), (5, 14448301), (7, 10320215), (23, 3140935), (35, 2064043), (43, 1680035), (115, 628187), (161, 448705), (215, 336007), (301, 240005), (805, 89741), (989, 73045), (1505, 48001), (2087, 34615), (4945, 14609), (6923, 10435)]