2018525025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 3684576672

約数和(自身を除く): 1666051647

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 347, 363, 605, 641, 825, 1041, 1735, 1815, 1923, 3025, 3205, 3817, 5205, 7051, 8675, 9075, 9615, 11451, 16025, 19085, 21153, 26025, 35255, 41987, 48075, 57255, 77561, 95425, 105765, 125961, 176275, 209935, 222427, 232683, 286275, 387805, 528825, 629805, 667281, 1049675, 1112135, 1163415, 1939025, 2446697, 3149025, 3336405, 5560675, 5817075, 7340091, 12233485, 16682025, 26913667, 36700455, 61167425, 80741001, 134568335, 183502275, 403705005, 672841675, 2018525025]

約数ペア:

[(1, 2018525025), (3, 672841675), (5, 403705005), (11, 183502275), (15, 134568335), (25, 80741001), (33, 61167425), (55, 36700455), (75, 26913667), (121, 16682025), (165, 12233485), (275, 7340091), (347, 5817075), (363, 5560675), (605, 3336405), (641, 3149025), (825, 2446697), (1041, 1939025), (1735, 1163415), (1815, 1112135), (1923, 1049675), (3025, 667281), (3205, 629805), (3817, 528825), (5205, 387805), (7051, 286275), (8675, 232683), (9075, 222427), (9615, 209935), (11451, 176275), (16025, 125961), (19085, 105765), (21153, 95425), (26025, 77561), (35255, 57255), (41987, 48075)]