71338975

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 91869120

約数和(自身を除く): 20530145

約数列:

[1, 5, 25, 41, 79, 205, 395, 881, 1025, 1975, 3239, 4405, 16195, 22025, 36121, 69599, 80975, 180605, 347995, 903025, 1739975, 2853559, 14267795, 71338975]

約数ペア:

[(1, 71338975), (5, 14267795), (25, 2853559), (41, 1739975), (79, 903025), (205, 347995), (395, 180605), (881, 80975), (1025, 69599), (1975, 36121), (3239, 22025), (4405, 16195)]