451379900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{41411}}^1$

素因数の和:41534

約数の個数: 36

約数和(自身を含む): 988504440

約数和(自身を除く): 537124540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 41411, 82822, 165644, 207055, 414110, 828220, 1035275, 2070550, 4141100, 4513799, 9027598, 18055196, 22568995, 45137990, 90275980, 112844975, 225689950, 451379900]

約数ペア:

[(1, 451379900), (2, 225689950), (4, 112844975), (5, 90275980), (10, 45137990), (20, 22568995), (25, 18055196), (50, 9027598), (100, 4513799), (109, 4141100), (218, 2070550), (436, 1035275), (545, 828220), (1090, 414110), (2180, 207055), (2725, 165644), (5450, 82822), (10900, 41411)]