139066900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:410

約数の個数: 108

約数和(自身を含む): 355781916

約数和(自身を除く): 216715016

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 101, 140, 175, 196, 202, 245, 281, 350, 404, 490, 505, 562, 700, 707, 980, 1010, 1124, 1225, 1405, 1414, 1967, 2020, 2450, 2525, 2810, 2828, 3535, 3934, 4900, 4949, 5050, 5620, 7025, 7070, 7868, 9835, 9898, 10100, 13769, 14050, 14140, 17675, 19670, 19796, 24745, 27538, 28100, 28381, 35350, 39340, 49175, 49490, 55076, 56762, 68845, 70700, 98350, 98980, 113524, 123725, 137690, 141905, 196700, 198667, 247450, 275380, 283810, 344225, 397334, 494900, 567620, 688450, 709525, 794668, 993335, 1376900, 1390669, 1419050, 1986670, 2781338, 2838100, 3973340, 4966675, 5562676, 6953345, 9933350, 13906690, 19866700, 27813380, 34766725, 69533450, 139066900]

約数ペア:

[(1, 139066900), (2, 69533450), (4, 34766725), (5, 27813380), (7, 19866700), (10, 13906690), (14, 9933350), (20, 6953345), (25, 5562676), (28, 4966675), (35, 3973340), (49, 2838100), (50, 2781338), (70, 1986670), (98, 1419050), (100, 1390669), (101, 1376900), (140, 993335), (175, 794668), (196, 709525), (202, 688450), (245, 567620), (281, 494900), (350, 397334), (404, 344225), (490, 283810), (505, 275380), (562, 247450), (700, 198667), (707, 196700), (980, 141905), (1010, 137690), (1124, 123725), (1225, 113524), (1405, 98980), (1414, 98350), (1967, 70700), (2020, 68845), (2450, 56762), (2525, 55076), (2810, 49490), (2828, 49175), (3535, 39340), (3934, 35350), (4900, 28381), (4949, 28100), (5050, 27538), (5620, 24745), (7025, 19796), (7070, 19670), (7868, 17675), (9835, 14140), (9898, 14050), (10100, 13769)]