71379515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 94887936

約数和(自身を除く): 23508421

約数列:

[1, 5, 17, 31, 85, 103, 155, 263, 515, 527, 1315, 1751, 2635, 3193, 4471, 8153, 8755, 15965, 22355, 27089, 40765, 54281, 135445, 138601, 271405, 460513, 693005, 839759, 2302565, 4198795, 14275903, 71379515]

約数ペア:

[(1, 71379515), (5, 14275903), (17, 4198795), (31, 2302565), (85, 839759), (103, 693005), (155, 460513), (263, 271405), (515, 138601), (527, 135445), (1315, 54281), (1751, 40765), (2635, 27089), (3193, 22355), (4471, 15965), (8153, 8755)]