68018290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1321}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 129450240

約数和(自身を除く): 61431950

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 271, 542, 1321, 1355, 2642, 2710, 5149, 6605, 10298, 13210, 25099, 25745, 50198, 51490, 125495, 250990, 357991, 715982, 1789955, 3579910, 6801829, 13603658, 34009145, 68018290]

約数ペア:

[(1, 68018290), (2, 34009145), (5, 13603658), (10, 6801829), (19, 3579910), (38, 1789955), (95, 715982), (190, 357991), (271, 250990), (542, 125495), (1321, 51490), (1355, 50198), (2642, 25745), (2710, 25099), (5149, 13210), (6605, 10298)]