2552100080

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{243521}}^1$

素因数の和:243665

約数の個数: 40

約数和(自身を含む): 5978952144

約数和(自身を除く): 3426852064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 243521, 487042, 974084, 1217605, 1948168, 2435210, 3896336, 4870420, 9740840, 19481680, 31901251, 63802502, 127605004, 159506255, 255210008, 319012510, 510420016, 638025020, 1276050040, 2552100080]

約数ペア:

[(1, 2552100080), (2, 1276050040), (4, 638025020), (5, 510420016), (8, 319012510), (10, 255210008), (16, 159506255), (20, 127605004), (40, 63802502), (80, 31901251), (131, 19481680), (262, 9740840), (524, 4870420), (655, 3896336), (1048, 2435210), (1310, 1948168), (2096, 1217605), (2620, 974084), (5240, 487042), (10480, 243521)]