25521000800

素因数分解:

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

素因数の和:243672

約数の個数: 72

約数和(自身を含む): 62778997512

約数和(自身を除く): 37257996712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 131, 160, 200, 262, 400, 524, 655, 800, 1048, 1310, 2096, 2620, 3275, 4192, 5240, 6550, 10480, 13100, 20960, 26200, 52400, 104800, 243521, 487042, 974084, 1217605, 1948168, 2435210, 3896336, 4870420, 6088025, 7792672, 9740840, 12176050, 19481680, 24352100, 31901251, 38963360, 48704200, 63802502, 97408400, 127605004, 159506255, 194816800, 255210008, 319012510, 510420016, 638025020, 797531275, 1020840032, 1276050040, 1595062550, 2552100080, 3190125100, 5104200160, 6380250200, 12760500400, 25521000800]

約数ペア:

[(1, 25521000800), (2, 12760500400), (4, 6380250200), (5, 5104200160), (8, 3190125100), (10, 2552100080), (16, 1595062550), (20, 1276050040), (25, 1020840032), (32, 797531275), (40, 638025020), (50, 510420016), (80, 319012510), (100, 255210008), (131, 194816800), (160, 159506255), (200, 127605004), (262, 97408400), (400, 63802502), (524, 48704200), (655, 38963360), (800, 31901251), (1048, 24352100), (1310, 19481680), (2096, 12176050), (2620, 9740840), (3275, 7792672), (4192, 6088025), (5240, 4870420), (6550, 3896336), (10480, 2435210), (13100, 1948168), (20960, 1217605), (26200, 974084), (52400, 487042), (104800, 243521)]