16276975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 24685920

約数和(自身を除く): 8408945

約数列:

[1, 5, 11, 13, 25, 29, 55, 65, 143, 145, 157, 275, 319, 325, 377, 715, 725, 785, 1595, 1727, 1885, 2041, 3575, 3925, 4147, 4553, 7975, 8635, 9425, 10205, 20735, 22451, 22765, 43175, 50083, 51025, 59189, 103675, 112255, 113825, 250415, 295945, 561275, 651079, 1252075, 1479725, 3255395, 16276975]

約数ペア:

[(1, 16276975), (5, 3255395), (11, 1479725), (13, 1252075), (25, 651079), (29, 561275), (55, 295945), (65, 250415), (143, 113825), (145, 112255), (157, 103675), (275, 59189), (319, 51025), (325, 50083), (377, 43175), (715, 22765), (725, 22451), (785, 20735), (1595, 10205), (1727, 9425), (1885, 8635), (2041, 7975), (3575, 4553), (3925, 4147)]