71902725

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 123950400

約数和(自身を除く): 52047675

約数列:

[1, 3, 5, 15, 25, 41, 67, 75, 123, 201, 205, 335, 349, 615, 1005, 1025, 1047, 1675, 1745, 2747, 3075, 5025, 5235, 8241, 8725, 13735, 14309, 23383, 26175, 41205, 42927, 68675, 70149, 71545, 116915, 206025, 214635, 350745, 357725, 584575, 958703, 1073175, 1753725, 2876109, 4793515, 14380545, 23967575, 71902725]

約数ペア:

[(1, 71902725), (3, 23967575), (5, 14380545), (15, 4793515), (25, 2876109), (41, 1753725), (67, 1073175), (75, 958703), (123, 584575), (201, 357725), (205, 350745), (335, 214635), (349, 206025), (615, 116915), (1005, 71545), (1025, 70149), (1047, 68675), (1675, 42927), (1745, 41205), (2747, 26175), (3075, 23383), (5025, 14309), (5235, 13735), (8241, 8725)]