81701570

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 150633216

約数和(自身を除く): 68931646

約数列:

[1, 2, 5, 10, 61, 122, 151, 302, 305, 610, 755, 887, 1510, 1774, 4435, 8870, 9211, 18422, 46055, 54107, 92110, 108214, 133937, 267874, 270535, 541070, 669685, 1339370, 8170157, 16340314, 40850785, 81701570]

約数ペア:

[(1, 81701570), (2, 40850785), (5, 16340314), (10, 8170157), (61, 1339370), (122, 669685), (151, 541070), (302, 270535), (305, 267874), (610, 133937), (755, 108214), (887, 92110), (1510, 54107), (1774, 46055), (4435, 18422), (8870, 9211)]