25027730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3929}}^1$

素因数の和:3963

約数の個数: 48

約数和(自身を含む): 56450520

約数和(自身を除く): 31422790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 3929, 6370, 7858, 19645, 27503, 39290, 51077, 55006, 102154, 137515, 192521, 255385, 275030, 357539, 385042, 510770, 715078, 962605, 1787695, 1925210, 2502773, 3575390, 5005546, 12513865, 25027730]

約数ペア:

[(1, 25027730), (2, 12513865), (5, 5005546), (7, 3575390), (10, 2502773), (13, 1925210), (14, 1787695), (26, 962605), (35, 715078), (49, 510770), (65, 385042), (70, 357539), (91, 275030), (98, 255385), (130, 192521), (182, 137515), (245, 102154), (455, 55006), (490, 51077), (637, 39290), (910, 27503), (1274, 19645), (3185, 7858), (3929, 6370)]