78205655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 28239145

約数列:

[1, 5, 11, 41, 55, 79, 205, 395, 439, 451, 869, 2195, 2255, 3239, 4345, 4829, 16195, 17999, 24145, 34681, 35629, 89995, 173405, 178145, 197989, 381491, 989945, 1421921, 1907455, 7109605, 15641131, 78205655]

約数ペア:

[(1, 78205655), (5, 15641131), (11, 7109605), (41, 1907455), (55, 1421921), (79, 989945), (205, 381491), (395, 197989), (439, 178145), (451, 173405), (869, 89995), (2195, 35629), (2255, 34681), (3239, 24145), (4345, 17999), (4829, 16195)]