81967030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{11213}}^1$

素因数の和:11280

約数の個数: 32

約数和(自身を含む): 159866784

約数和(自身を除く): 77899754

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 11213, 22426, 56065, 112130, 190621, 381242, 482159, 953105, 964318, 1906210, 2410795, 4821590, 8196703, 16393406, 40983515, 81967030]

約数ペア:

[(1, 81967030), (2, 40983515), (5, 16393406), (10, 8196703), (17, 4821590), (34, 2410795), (43, 1906210), (85, 964318), (86, 953105), (170, 482159), (215, 381242), (430, 190621), (731, 112130), (1462, 56065), (3655, 22426), (7310, 11213)]