260564630

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{1031}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 475545600

約数和(自身を除く): 214980970

約数列:

[1, 2, 5, 10, 127, 199, 254, 398, 635, 995, 1031, 1270, 1990, 2062, 5155, 10310, 25273, 50546, 126365, 130937, 205169, 252730, 261874, 410338, 654685, 1025845, 1309370, 2051690, 26056463, 52112926, 130282315, 260564630]

約数ペア:

[(1, 260564630), (2, 130282315), (5, 52112926), (10, 26056463), (127, 2051690), (199, 1309370), (254, 1025845), (398, 654685), (635, 410338), (995, 261874), (1031, 252730), (1270, 205169), (1990, 130937), (2062, 126365), (5155, 50546), (10310, 25273)]