680051710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1831}}^1\times {\mathrm{2857}}^1$

素因数の和:4708

約数の個数: 32

約数和(自身を含む): 1319435712

約数和(自身を除く): 639384002

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1831, 2857, 3662, 5714, 9155, 14285, 18310, 23803, 28570, 37141, 47606, 74282, 119015, 185705, 238030, 371410, 5231167, 10462334, 26155835, 52311670, 68005171, 136010342, 340025855, 680051710]

約数ペア:

[(1, 680051710), (2, 340025855), (5, 136010342), (10, 68005171), (13, 52311670), (26, 26155835), (65, 10462334), (130, 5231167), (1831, 371410), (2857, 238030), (3662, 185705), (5714, 119015), (9155, 74282), (14285, 47606), (18310, 37141), (23803, 28570)]