180521845

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 252241920

約数和(自身を除く): 71720075

約数列:

[1, 5, 7, 35, 101, 223, 229, 505, 707, 1115, 1145, 1561, 1603, 3535, 7805, 8015, 22523, 23129, 51067, 112615, 115645, 157661, 161903, 255335, 357469, 788305, 809515, 1787345, 5157767, 25788835, 36104369, 180521845]

約数ペア:

[(1, 180521845), (5, 36104369), (7, 25788835), (35, 5157767), (101, 1787345), (223, 809515), (229, 788305), (505, 357469), (707, 255335), (1115, 161903), (1145, 157661), (1561, 115645), (1603, 112615), (3535, 51067), (7805, 23129), (8015, 22523)]