4148175

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 7499520

約数和(自身を除く): 3351345

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 71, 75, 95, 123, 205, 213, 285, 355, 475, 615, 779, 1025, 1065, 1349, 1425, 1775, 2337, 2911, 3075, 3895, 4047, 5325, 6745, 8733, 11685, 14555, 19475, 20235, 33725, 43665, 55309, 58425, 72775, 101175, 165927, 218325, 276545, 829635, 1382725, 4148175]

約数ペア:

[(1, 4148175), (3, 1382725), (5, 829635), (15, 276545), (19, 218325), (25, 165927), (41, 101175), (57, 72775), (71, 58425), (75, 55309), (95, 43665), (123, 33725), (205, 20235), (213, 19475), (285, 14555), (355, 11685), (475, 8733), (615, 6745), (779, 5325), (1025, 4047), (1065, 3895), (1349, 3075), (1425, 2911), (1775, 2337)]