205454975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:3008

約数の個数: 36

約数和(自身を含む): 292304208

約数和(自身を除く): 86849233

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 253, 275, 575, 605, 1265, 2783, 2953, 3025, 6325, 13915, 14765, 32483, 67919, 69575, 73825, 162415, 339595, 357313, 747109, 812075, 1697975, 1786565, 3735545, 8218199, 8932825, 18677725, 41090995, 205454975]

約数ペア:

[(1, 205454975), (5, 41090995), (11, 18677725), (23, 8932825), (25, 8218199), (55, 3735545), (115, 1786565), (121, 1697975), (253, 812075), (275, 747109), (575, 357313), (605, 339595), (1265, 162415), (2783, 73825), (2953, 69575), (3025, 67919), (6325, 32483), (13915, 14765)]