8213307575

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1529

約数の個数: 72

約数和(自身を含む): 11719874880

約数和(自身を除く): 3506567305

約数列:

[1, 5, 11, 25, 41, 47, 55, 121, 205, 235, 275, 451, 517, 605, 1025, 1175, 1409, 1927, 2255, 2585, 3025, 4961, 5687, 7045, 9635, 11275, 12925, 15499, 21197, 24805, 28435, 35225, 48175, 57769, 66223, 77495, 105985, 124025, 142175, 170489, 233167, 288845, 331115, 387475, 529925, 635459, 728453, 852445, 1165835, 1444225, 1655575, 2715143, 3177295, 3642265, 4262225, 5829175, 6990049, 8012983, 13575715, 15886475, 18211325, 29866573, 34950245, 40064915, 67878575, 149332865, 174751225, 200324575, 328532303, 746664325, 1642661515, 8213307575]

約数ペア:

[(1, 8213307575), (5, 1642661515), (11, 746664325), (25, 328532303), (41, 200324575), (47, 174751225), (55, 149332865), (121, 67878575), (205, 40064915), (235, 34950245), (275, 29866573), (451, 18211325), (517, 15886475), (605, 13575715), (1025, 8012983), (1175, 6990049), (1409, 5829175), (1927, 4262225), (2255, 3642265), (2585, 3177295), (3025, 2715143), (4961, 1655575), (5687, 1444225), (7045, 1165835), (9635, 852445), (11275, 728453), (12925, 635459), (15499, 529925), (21197, 387475), (24805, 331115), (28435, 288845), (35225, 233167), (48175, 170489), (57769, 142175), (66223, 124025), (77495, 105985)]