65208655

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 83078352

約数和(自身を除く): 17869697

約数列:

[1, 5, 31, 41, 155, 205, 331, 961, 1271, 1655, 4805, 6355, 10261, 13571, 39401, 51305, 67855, 197005, 318091, 420701, 1590455, 2103505, 13041731, 65208655]

約数ペア:

[(1, 65208655), (5, 13041731), (31, 2103505), (41, 1590455), (155, 420701), (205, 318091), (331, 197005), (961, 67855), (1271, 51305), (1655, 39401), (4805, 13571), (6355, 10261)]