857807675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 1181174400

約数和(自身を除く): 323366725

約数列:

[1, 5, 17, 25, 29, 79, 85, 145, 395, 425, 493, 725, 881, 1343, 1975, 2291, 2465, 4405, 6715, 11455, 12325, 14977, 22025, 25549, 33575, 38947, 57275, 69599, 74885, 127745, 194735, 347995, 374425, 434333, 638725, 973675, 1183183, 1739975, 2018371, 2171665, 5915915, 10091855, 10858325, 29579575, 34312307, 50459275, 171561535, 857807675]

約数ペア:

[(1, 857807675), (5, 171561535), (17, 50459275), (25, 34312307), (29, 29579575), (79, 10858325), (85, 10091855), (145, 5915915), (395, 2171665), (425, 2018371), (493, 1739975), (725, 1183183), (881, 973675), (1343, 638725), (1975, 434333), (2291, 374425), (2465, 347995), (4405, 194735), (6715, 127745), (11455, 74885), (12325, 69599), (14977, 57275), (22025, 38947), (25549, 33575)]