85130990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19937}}^1$

素因数の和:20012

約数の個数: 32

約数和(自身を含む): 178006464

約数和(自身を除く): 92875474

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 19937, 39874, 99685, 139559, 199370, 279118, 697795, 1216157, 1395590, 2432314, 6080785, 8513099, 12161570, 17026198, 42565495, 85130990]

約数ペア:

[(1, 85130990), (2, 42565495), (5, 17026198), (7, 12161570), (10, 8513099), (14, 6080785), (35, 2432314), (61, 1395590), (70, 1216157), (122, 697795), (305, 279118), (427, 199370), (610, 139559), (854, 99685), (2135, 39874), (4270, 19937)]