90875455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1171}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 127588608

約数和(自身を除く): 36713153

約数列:

[1, 5, 11, 17, 55, 83, 85, 187, 415, 913, 935, 1171, 1411, 4565, 5855, 7055, 12881, 15521, 19907, 64405, 77605, 97193, 99535, 218977, 485965, 1069123, 1094885, 1652281, 5345615, 8261405, 18175091, 90875455]

約数ペア:

[(1, 90875455), (5, 18175091), (11, 8261405), (17, 5345615), (55, 1652281), (83, 1094885), (85, 1069123), (187, 485965), (415, 218977), (913, 99535), (935, 97193), (1171, 77605), (1411, 64405), (4565, 19907), (5855, 15521), (7055, 12881)]