156623459180

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1\times {\mathrm{113903}}^1$

素因数の和:114458

約数の個数: 48

約数和(自身を含む): 331528982400

約数和(自身を除く): 174905523220

約数列:

[1, 2, 4, 5, 10, 20, 197, 349, 394, 698, 788, 985, 1396, 1745, 1970, 3490, 3940, 6980, 68753, 113903, 137506, 227806, 275012, 343765, 455612, 569515, 687530, 1139030, 1375060, 2278060, 22438891, 39752147, 44877782, 79504294, 89755564, 112194455, 159008588, 198760735, 224388910, 397521470, 448777820, 795042940, 7831172959, 15662345918, 31324691836, 39155864795, 78311729590, 156623459180]

約数ペア:

[(1, 156623459180), (2, 78311729590), (4, 39155864795), (5, 31324691836), (10, 15662345918), (20, 7831172959), (197, 795042940), (349, 448777820), (394, 397521470), (698, 224388910), (788, 198760735), (985, 159008588), (1396, 112194455), (1745, 89755564), (1970, 79504294), (3490, 44877782), (3940, 39752147), (6980, 22438891), (68753, 2278060), (113903, 1375060), (137506, 1139030), (227806, 687530), (275012, 569515), (343765, 455612)]