451318520

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{42901}}^1$

素因数の和:43175

約数の個数: 32

約数和(自身を含む): 1019351520

約数和(自身を除く): 568033000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 42901, 85802, 171604, 214505, 343208, 429010, 858020, 1716040, 11282963, 22565926, 45131852, 56414815, 90263704, 112829630, 225659260, 451318520]

約数ペア:

[(1, 451318520), (2, 225659260), (4, 112829630), (5, 90263704), (8, 56414815), (10, 45131852), (20, 22565926), (40, 11282963), (263, 1716040), (526, 858020), (1052, 429010), (1315, 343208), (2104, 214505), (2630, 171604), (5260, 85802), (10520, 42901)]