13111200025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{26921}}^1$

素因数の和:26983

約数の個数: 72

約数和(自身を含む): 21311885952

約数和(自身を除く): 8200685927

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 121, 161, 175, 253, 275, 385, 575, 605, 805, 847, 1265, 1771, 1925, 2783, 3025, 4025, 4235, 6325, 8855, 13915, 19481, 21175, 26921, 44275, 69575, 97405, 134605, 188447, 296131, 487025, 619183, 673025, 942235, 1480655, 2072917, 3095915, 3257441, 4334281, 4711175, 6811013, 7403275, 10364585, 15479575, 16287205, 21671405, 22802087, 34055065, 47677091, 51822925, 74921143, 81436025, 108357025, 114010435, 170275325, 238385455, 374605715, 524448001, 570052175, 1191927275, 1873028575, 2622240005, 13111200025]

約数ペア:

[(1, 13111200025), (5, 2622240005), (7, 1873028575), (11, 1191927275), (23, 570052175), (25, 524448001), (35, 374605715), (55, 238385455), (77, 170275325), (115, 114010435), (121, 108357025), (161, 81436025), (175, 74921143), (253, 51822925), (275, 47677091), (385, 34055065), (575, 22802087), (605, 21671405), (805, 16287205), (847, 15479575), (1265, 10364585), (1771, 7403275), (1925, 6811013), (2783, 4711175), (3025, 4334281), (4025, 3257441), (4235, 3095915), (6325, 2072917), (8855, 1480655), (13915, 942235), (19481, 673025), (21175, 619183), (26921, 487025), (44275, 296131), (69575, 188447), (97405, 134605)]