12207025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 16467200

約数和(自身を除く): 4260175

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 829, 2945, 4145, 14725, 15751, 20725, 25699, 78755, 128495, 393775, 488281, 642475, 2441405, 12207025]

約数ペア:

[(1, 12207025), (5, 2441405), (19, 642475), (25, 488281), (31, 393775), (95, 128495), (155, 78755), (475, 25699), (589, 20725), (775, 15751), (829, 14725), (2945, 4145)]