201865025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13709}}^1$

素因数の和:13769

約数の個数: 24

約数和(自身を含む): 272006400

約数和(自身を除く): 70141375

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 13709, 14725, 68545, 260471, 342725, 424979, 1302355, 2124895, 6511775, 8074601, 10624475, 40373005, 201865025]

約数ペア:

[(1, 201865025), (5, 40373005), (19, 10624475), (25, 8074601), (31, 6511775), (95, 2124895), (155, 1302355), (475, 424979), (589, 342725), (775, 260471), (2945, 68545), (13709, 14725)]