149719025

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{7121}}^1$

素因数の和:7189

約数の個数: 18

約数和(自身を含む): 192301122

約数和(自身を除く): 42582097

約数列:

[1, 5, 25, 29, 145, 725, 841, 4205, 7121, 21025, 35605, 178025, 206509, 1032545, 5162725, 5988761, 29943805, 149719025]

約数ペア:

[(1, 149719025), (5, 29943805), (25, 5988761), (29, 5162725), (145, 1032545), (725, 206509), (841, 178025), (4205, 35605), (7121, 21025)]