19064375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 40

約数和(自身を含む): 26991360

約数和(自身を除く): 7926985

約数列:

[1, 5, 11, 25, 47, 55, 59, 125, 235, 275, 295, 517, 625, 649, 1175, 1375, 1475, 2585, 2773, 3245, 5875, 6875, 7375, 12925, 13865, 16225, 29375, 30503, 36875, 64625, 69325, 81125, 152515, 323125, 346625, 405625, 762575, 1733125, 3812875, 19064375]

約数ペア:

[(1, 19064375), (5, 3812875), (11, 1733125), (25, 762575), (47, 405625), (55, 346625), (59, 323125), (125, 152515), (235, 81125), (275, 69325), (295, 64625), (517, 36875), (625, 30503), (649, 29375), (1175, 16225), (1375, 13865), (1475, 12925), (2585, 7375), (2773, 6875), (3245, 5875)]