91572280

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{8147}}^1$

素因数の和:8439

約数の個数: 32

約数和(自身を含む): 206796240

約数和(自身を除く): 115223960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 8147, 11240, 16294, 32588, 40735, 65176, 81470, 162940, 325880, 2289307, 4578614, 9157228, 11446535, 18314456, 22893070, 45786140, 91572280]

約数ペア:

[(1, 91572280), (2, 45786140), (4, 22893070), (5, 18314456), (8, 11446535), (10, 9157228), (20, 4578614), (40, 2289307), (281, 325880), (562, 162940), (1124, 81470), (1405, 65176), (2248, 40735), (2810, 32588), (5620, 16294), (8147, 11240)]