78851015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 106655616

約数和(自身を除く): 27804601

約数列:

[1, 5, 17, 23, 53, 85, 115, 265, 391, 761, 901, 1219, 1955, 3805, 4505, 6095, 12937, 17503, 20723, 40333, 64685, 87515, 103615, 201665, 297551, 685661, 927659, 1487755, 3428305, 4638295, 15770203, 78851015]

約数ペア:

[(1, 78851015), (5, 15770203), (17, 4638295), (23, 3428305), (53, 1487755), (85, 927659), (115, 685661), (265, 297551), (391, 201665), (761, 103615), (901, 87515), (1219, 64685), (1955, 40333), (3805, 20723), (4505, 17503), (6095, 12937)]