84198025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10427}}^1$

素因数の和:10473

約数の個数: 24

約数和(自身を含む): 116376480

約数和(自身を除く): 32178455

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 10427, 52135, 177259, 198113, 260675, 886295, 990565, 3367921, 4431475, 4952825, 16839605, 84198025]

約数ペア:

[(1, 84198025), (5, 16839605), (17, 4952825), (19, 4431475), (25, 3367921), (85, 990565), (95, 886295), (323, 260675), (425, 198113), (475, 177259), (1615, 52135), (8075, 10427)]