81956460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4861}}^1$

素因数の和:5154

約数の個数: 48

約数和(自身を含む): 230342112

約数和(自身を除く): 148385652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1405, 1686, 2810, 3372, 4215, 4861, 5620, 8430, 9722, 14583, 16860, 19444, 24305, 29166, 48610, 58332, 72915, 97220, 145830, 291660, 1365941, 2731882, 4097823, 5463764, 6829705, 8195646, 13659410, 16391292, 20489115, 27318820, 40978230, 81956460]

約数ペア:

[(1, 81956460), (2, 40978230), (3, 27318820), (4, 20489115), (5, 16391292), (6, 13659410), (10, 8195646), (12, 6829705), (15, 5463764), (20, 4097823), (30, 2731882), (60, 1365941), (281, 291660), (562, 145830), (843, 97220), (1124, 72915), (1405, 58332), (1686, 48610), (2810, 29166), (3372, 24305), (4215, 19444), (4861, 16860), (5620, 14583), (8430, 9722)]