85664770

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 157282560

約数和(自身を除く): 71617790

約数列:

[1, 2, 5, 10, 73, 146, 239, 365, 478, 491, 730, 982, 1195, 2390, 2455, 4910, 17447, 34894, 35843, 71686, 87235, 117349, 174470, 179215, 234698, 358430, 586745, 1173490, 8566477, 17132954, 42832385, 85664770]

約数ペア:

[(1, 85664770), (2, 42832385), (5, 17132954), (10, 8566477), (73, 1173490), (146, 586745), (239, 358430), (365, 234698), (478, 179215), (491, 174470), (730, 117349), (982, 87235), (1195, 71686), (2390, 35843), (2455, 34894), (4910, 17447)]