163945190

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{125149}}^1$

素因数の和:125287

約数の個数: 16

約数和(自身を含む): 297356400

約数和(自身を除く): 133411210

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 125149, 250298, 625745, 1251490, 16394519, 32789038, 81972595, 163945190]

約数ペア:

[(1, 163945190), (2, 81972595), (5, 32789038), (10, 16394519), (131, 1251490), (262, 625745), (655, 250298), (1310, 125149)]