15570804985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{4889}}^1$

素因数の和:5421

約数の個数: 32

約数和(自身を含む): 20057997600

約数和(自身を除く): 4487192615

約数列:

[1, 5, 17, 85, 89, 421, 445, 1513, 2105, 4889, 7157, 7565, 24445, 35785, 37469, 83113, 187345, 415565, 435121, 636973, 2058269, 2175605, 3184865, 7397057, 10291345, 34990573, 36985285, 174952865, 183185941, 915929705, 3114160997, 15570804985]

約数ペア:

[(1, 15570804985), (5, 3114160997), (17, 915929705), (85, 183185941), (89, 174952865), (421, 36985285), (445, 34990573), (1513, 10291345), (2105, 7397057), (4889, 3184865), (7157, 2175605), (7565, 2058269), (24445, 636973), (35785, 435121), (37469, 415565), (83113, 187345)]