155212805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8737}}^1$

素因数の和:8789

約数の個数: 32

約数和(自身を含む): 226488960

約数和(自身を除く): 71276155

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 935, 1045, 1615, 3553, 8737, 17765, 43685, 96107, 148529, 166003, 480535, 742645, 830015, 1633819, 1826033, 2822051, 8169095, 9130165, 14110255, 31042561, 155212805]

約数ペア:

[(1, 155212805), (5, 31042561), (11, 14110255), (17, 9130165), (19, 8169095), (55, 2822051), (85, 1826033), (95, 1633819), (187, 830015), (209, 742645), (323, 480535), (935, 166003), (1045, 148529), (1615, 96107), (3553, 43685), (8737, 17765)]