77459090

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 141972480

約数和(自身を除く): 64513390

約数列:

[1, 2, 5, 10, 103, 157, 206, 314, 479, 515, 785, 958, 1030, 1570, 2395, 4790, 16171, 32342, 49337, 75203, 80855, 98674, 150406, 161710, 246685, 376015, 493370, 752030, 7745909, 15491818, 38729545, 77459090]

約数ペア:

[(1, 77459090), (2, 38729545), (5, 15491818), (10, 7745909), (103, 752030), (157, 493370), (206, 376015), (314, 246685), (479, 161710), (515, 150406), (785, 98674), (958, 80855), (1030, 75203), (1570, 49337), (2395, 32342), (4790, 16171)]