220430815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 294368256

約数和(自身を除く): 73937441

約数列:

[1, 5, 11, 55, 103, 167, 233, 515, 835, 1133, 1165, 1837, 2563, 5665, 9185, 12815, 17201, 23999, 38911, 86005, 119995, 189211, 194555, 263989, 428021, 946055, 1319945, 2140105, 4007833, 20039165, 44086163, 220430815]

約数ペア:

[(1, 220430815), (5, 44086163), (11, 20039165), (55, 4007833), (103, 2140105), (167, 1319945), (233, 946055), (515, 428021), (835, 263989), (1133, 194555), (1165, 189211), (1837, 119995), (2563, 86005), (5665, 38911), (9185, 23999), (12815, 17201)]