131628675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 232485120

約数和(自身を除く): 100856445

約数列:

[1, 3, 5, 15, 19, 25, 57, 71, 75, 95, 213, 285, 355, 475, 1065, 1301, 1349, 1425, 1775, 3903, 4047, 5325, 6505, 6745, 19515, 20235, 24719, 32525, 33725, 74157, 92371, 97575, 101175, 123595, 277113, 370785, 461855, 617975, 1385565, 1755049, 1853925, 2309275, 5265147, 6927825, 8775245, 26325735, 43876225, 131628675]

約数ペア:

[(1, 131628675), (3, 43876225), (5, 26325735), (15, 8775245), (19, 6927825), (25, 5265147), (57, 2309275), (71, 1853925), (75, 1755049), (95, 1385565), (213, 617975), (285, 461855), (355, 370785), (475, 277113), (1065, 123595), (1301, 101175), (1349, 97575), (1425, 92371), (1775, 74157), (3903, 33725), (4047, 32525), (5325, 24719), (6505, 20235), (6745, 19515)]