85839775

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15823}}^1$

素因数の和:15871

約数の個数: 24

約数和(自身を含む): 125579264

約数和(自身を除く): 39739489

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 15823, 79115, 110761, 395575, 490513, 553805, 2452565, 2769025, 3433591, 12262825, 17167955, 85839775]

約数ペア:

[(1, 85839775), (5, 17167955), (7, 12262825), (25, 3433591), (31, 2769025), (35, 2452565), (155, 553805), (175, 490513), (217, 395575), (775, 110761), (1085, 79115), (5425, 15823)]