90837565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1103}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 135023616

約数和(自身を除く): 44186051

約数列:

[1, 5, 7, 13, 35, 65, 91, 181, 455, 905, 1103, 1267, 2353, 5515, 6335, 7721, 11765, 14339, 16471, 38605, 71695, 82355, 100373, 199643, 501865, 998215, 1397501, 2595359, 6987505, 12976795, 18167513, 90837565]

約数ペア:

[(1, 90837565), (5, 18167513), (7, 12976795), (13, 6987505), (35, 2595359), (65, 1397501), (91, 998215), (181, 501865), (455, 199643), (905, 100373), (1103, 82355), (1267, 71695), (2353, 38605), (5515, 16471), (6335, 14339), (7721, 11765)]