257247400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2609}}^1$

素因数の和:2671

約数の個数: 96

約数和(自身を含む): 655371000

約数和(自身を除く): 398123600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 29, 34, 40, 50, 58, 68, 85, 100, 116, 136, 145, 170, 200, 232, 290, 340, 425, 493, 580, 680, 725, 850, 986, 1160, 1450, 1700, 1972, 2465, 2609, 2900, 3400, 3944, 4930, 5218, 5800, 9860, 10436, 12325, 13045, 19720, 20872, 24650, 26090, 44353, 49300, 52180, 65225, 75661, 88706, 98600, 104360, 130450, 151322, 177412, 221765, 260900, 302644, 354824, 378305, 443530, 521800, 605288, 756610, 887060, 1108825, 1286237, 1513220, 1774120, 1891525, 2217650, 2572474, 3026440, 3783050, 4435300, 5144948, 6431185, 7566100, 8870600, 10289896, 12862370, 15132200, 25724740, 32155925, 51449480, 64311850, 128623700, 257247400]

約数ペア:

[(1, 257247400), (2, 128623700), (4, 64311850), (5, 51449480), (8, 32155925), (10, 25724740), (17, 15132200), (20, 12862370), (25, 10289896), (29, 8870600), (34, 7566100), (40, 6431185), (50, 5144948), (58, 4435300), (68, 3783050), (85, 3026440), (100, 2572474), (116, 2217650), (136, 1891525), (145, 1774120), (170, 1513220), (200, 1286237), (232, 1108825), (290, 887060), (340, 756610), (425, 605288), (493, 521800), (580, 443530), (680, 378305), (725, 354824), (850, 302644), (986, 260900), (1160, 221765), (1450, 177412), (1700, 151322), (1972, 130450), (2465, 104360), (2609, 98600), (2900, 88706), (3400, 75661), (3944, 65225), (4930, 52180), (5218, 49300), (5800, 44353), (9860, 26090), (10436, 24650), (12325, 20872), (13045, 19720)]