255854720810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4447}}^1\times {\mathrm{442571}}^1$

素因数の和:447038

約数の個数: 32

約数和(自身を含む): 496077184512

約数和(自身を除く): 240222463702

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4447, 8894, 22235, 44470, 57811, 115622, 289055, 442571, 578110, 885142, 2212855, 4425710, 5753423, 11506846, 28767115, 57534230, 1968113237, 3936226474, 9840566185, 19681132370, 25585472081, 51170944162, 127927360405, 255854720810]

約数ペア:

[(1, 255854720810), (2, 127927360405), (5, 51170944162), (10, 25585472081), (13, 19681132370), (26, 9840566185), (65, 3936226474), (130, 1968113237), (4447, 57534230), (8894, 28767115), (22235, 11506846), (44470, 5753423), (57811, 4425710), (115622, 2212855), (289055, 885142), (442571, 578110)]