81548810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{8893}}^1$

素因数の和:9038

約数の個数: 32

約数和(自身を含む): 169057152

約数和(自身を除く): 87508342

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 8893, 9170, 17786, 44465, 62251, 88930, 124502, 311255, 622510, 1164983, 2329966, 5824915, 8154881, 11649830, 16309762, 40774405, 81548810]

約数ペア:

[(1, 81548810), (2, 40774405), (5, 16309762), (7, 11649830), (10, 8154881), (14, 5824915), (35, 2329966), (70, 1164983), (131, 622510), (262, 311255), (655, 124502), (917, 88930), (1310, 62251), (1834, 44465), (4585, 17786), (8893, 9170)]