66220125

素因数分解:

$3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 116363520

約数和(自身を除く): 50143395

約数列:

[1, 3, 5, 15, 25, 41, 59, 73, 75, 123, 125, 177, 205, 219, 295, 365, 375, 615, 885, 1025, 1095, 1475, 1825, 2419, 2993, 3075, 4307, 4425, 5125, 5475, 7257, 7375, 8979, 9125, 12095, 12921, 14965, 15375, 21535, 22125, 27375, 36285, 44895, 60475, 64605, 74825, 107675, 176587, 181425, 224475, 302375, 323025, 374125, 529761, 538375, 882935, 907125, 1122375, 1615125, 2648805, 4414675, 13244025, 22073375, 66220125]

約数ペア:

[(1, 66220125), (3, 22073375), (5, 13244025), (15, 4414675), (25, 2648805), (41, 1615125), (59, 1122375), (73, 907125), (75, 882935), (123, 538375), (125, 529761), (177, 374125), (205, 323025), (219, 302375), (295, 224475), (365, 181425), (375, 176587), (615, 107675), (885, 74825), (1025, 64605), (1095, 60475), (1475, 44895), (1825, 36285), (2419, 27375), (2993, 22125), (3075, 21535), (4307, 15375), (4425, 14965), (5125, 12921), (5475, 12095), (7257, 9125), (7375, 8979)]