27887125

素因数分解:

$5^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 42148080

約数和(自身を除く): 14260955

約数列:

[1, 5, 7, 25, 29, 35, 49, 125, 145, 157, 175, 203, 245, 725, 785, 875, 1015, 1099, 1225, 1421, 3625, 3925, 4553, 5075, 5495, 6125, 7105, 7693, 19625, 22765, 25375, 27475, 31871, 35525, 38465, 113825, 137375, 159355, 177625, 192325, 223097, 569125, 796775, 961625, 1115485, 3983875, 5577425, 27887125]

約数ペア:

[(1, 27887125), (5, 5577425), (7, 3983875), (25, 1115485), (29, 961625), (35, 796775), (49, 569125), (125, 223097), (145, 192325), (157, 177625), (175, 159355), (203, 137375), (245, 113825), (725, 38465), (785, 35525), (875, 31871), (1015, 27475), (1099, 25375), (1225, 22765), (1421, 19625), (3625, 7693), (3925, 7105), (4553, 6125), (5075, 5495)]