26320520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5023}}^1$

素因数の和:5165

約数の個数: 32

約数和(自身を含む): 59685120

約数和(自身を除く): 33364600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5023, 5240, 10046, 20092, 25115, 40184, 50230, 100460, 200920, 658013, 1316026, 2632052, 3290065, 5264104, 6580130, 13160260, 26320520]

約数ペア:

[(1, 26320520), (2, 13160260), (4, 6580130), (5, 5264104), (8, 3290065), (10, 2632052), (20, 1316026), (40, 658013), (131, 200920), (262, 100460), (524, 50230), (655, 40184), (1048, 25115), (1310, 20092), (2620, 10046), (5023, 5240)]