81222635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 109444608

約数和(自身を除く): 28221973

約数列:

[1, 5, 13, 31, 65, 155, 173, 233, 403, 865, 1165, 2015, 2249, 3029, 5363, 7223, 11245, 15145, 26815, 36115, 40309, 69719, 93899, 201545, 348595, 469495, 524017, 1249579, 2620085, 6247895, 16244527, 81222635]

約数ペア:

[(1, 81222635), (5, 16244527), (13, 6247895), (31, 2620085), (65, 1249579), (155, 524017), (173, 469495), (233, 348595), (403, 201545), (865, 93899), (1165, 69719), (2015, 40309), (2249, 36115), (3029, 26815), (5363, 15145), (7223, 11245)]