19005267425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 24893263872

約数和(自身を除く): 5887996447

約数列:

[1, 5, 23, 25, 115, 127, 317, 575, 635, 821, 1585, 2921, 3175, 4105, 7291, 7925, 14605, 18883, 20525, 36455, 40259, 73025, 94415, 104267, 182275, 201295, 260257, 472075, 521335, 925957, 1006475, 1301285, 2398141, 2606675, 4629785, 5985911, 6506425, 11990705, 23148925, 29929555, 33052639, 59953525, 149647775, 165263195, 760210697, 826315975, 3801053485, 19005267425]

約数ペア:

[(1, 19005267425), (5, 3801053485), (23, 826315975), (25, 760210697), (115, 165263195), (127, 149647775), (317, 59953525), (575, 33052639), (635, 29929555), (821, 23148925), (1585, 11990705), (2921, 6506425), (3175, 5985911), (4105, 4629785), (7291, 2606675), (7925, 2398141), (14605, 1301285), (18883, 1006475), (20525, 925957), (36455, 521335), (40259, 472075), (73025, 260257), (94415, 201295), (104267, 182275)]