90995590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{56519}}^1$

素因数の和:56556

約数の個数: 32

約数和(自身を含む): 195333120

約数和(自身を除く): 104337530

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 56519, 113038, 282595, 395633, 565190, 791266, 1299937, 1978165, 2599874, 3956330, 6499685, 9099559, 12999370, 18199118, 45497795, 90995590]

約数ペア:

[(1, 90995590), (2, 45497795), (5, 18199118), (7, 12999370), (10, 9099559), (14, 6499685), (23, 3956330), (35, 2599874), (46, 1978165), (70, 1299937), (115, 791266), (161, 565190), (230, 395633), (322, 282595), (805, 113038), (1610, 56519)]