2650621210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{43403}}^1$

素因数の和:43638

約数の個数: 32

約数和(自身を含む): 4950139392

約数和(自身を除く): 2299518182

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 985, 1970, 6107, 12214, 30535, 43403, 61070, 86806, 217015, 434030, 1345493, 2690986, 6727465, 8550391, 13454930, 17100782, 42751955, 85503910, 265062121, 530124242, 1325310605, 2650621210]

約数ペア:

[(1, 2650621210), (2, 1325310605), (5, 530124242), (10, 265062121), (31, 85503910), (62, 42751955), (155, 17100782), (197, 13454930), (310, 8550391), (394, 6727465), (985, 2690986), (1970, 1345493), (6107, 434030), (12214, 217015), (30535, 86806), (43403, 61070)]