851972255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4027}}^1$

素因数の和:4199

約数の個数: 32

約数和(自身を含む): 1148463360

約数和(自身を除く): 296491105

約数列:

[1, 5, 17, 19, 85, 95, 131, 323, 655, 1615, 2227, 2489, 4027, 11135, 12445, 20135, 42313, 68459, 76513, 211565, 342295, 382565, 527537, 1300721, 2637685, 6503605, 8968129, 10023203, 44840645, 50116015, 170394451, 851972255]

約数ペア:

[(1, 851972255), (5, 170394451), (17, 50116015), (19, 44840645), (85, 10023203), (95, 8968129), (131, 6503605), (323, 2637685), (655, 1300721), (1615, 527537), (2227, 382565), (2489, 342295), (4027, 211565), (11135, 76513), (12445, 68459), (20135, 42313)]