2157607375

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2311}}^1$

素因数の和:2441

約数の個数: 64

約数和(自身を含む): 3393202176

約数和(自身を除く): 1235594801

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 97, 125, 175, 275, 385, 485, 679, 875, 1067, 1375, 1925, 2311, 2425, 3395, 5335, 7469, 9625, 11555, 12125, 16177, 16975, 25421, 26675, 37345, 57775, 80885, 84875, 127105, 133375, 177947, 186725, 224167, 288875, 404425, 635525, 889735, 933625, 1120835, 1569169, 2022125, 2465837, 3177625, 4448675, 5604175, 7845845, 12329185, 17260859, 22243375, 28020875, 39229225, 61645925, 86304295, 196146125, 308229625, 431521475, 2157607375]

約数ペア:

[(1, 2157607375), (5, 431521475), (7, 308229625), (11, 196146125), (25, 86304295), (35, 61645925), (55, 39229225), (77, 28020875), (97, 22243375), (125, 17260859), (175, 12329185), (275, 7845845), (385, 5604175), (485, 4448675), (679, 3177625), (875, 2465837), (1067, 2022125), (1375, 1569169), (1925, 1120835), (2311, 933625), (2425, 889735), (3395, 635525), (5335, 404425), (7469, 288875), (9625, 224167), (11555, 186725), (12125, 177947), (16177, 133375), (16975, 127105), (25421, 84875), (26675, 80885), (37345, 57775)]