71725285

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 92171520

約数和(自身を除く): 20446235

約数列:

[1, 5, 19, 79, 95, 361, 395, 503, 1501, 1805, 2515, 7505, 9557, 28519, 39737, 47785, 142595, 181583, 198685, 755003, 907915, 3775015, 14345057, 71725285]

約数ペア:

[(1, 71725285), (5, 14345057), (19, 3775015), (79, 907915), (95, 755003), (361, 198685), (395, 181583), (503, 142595), (1501, 47785), (1805, 39737), (2515, 28519), (7505, 9557)]