8420221004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{49993}}^1$

素因数の和:50130

約数の個数: 48

約数和(自身を含む): 16462024320

約数和(自身を除く): 8041803316

約数列:

[1, 2, 4, 13, 26, 41, 52, 79, 82, 158, 164, 316, 533, 1027, 1066, 2054, 2132, 3239, 4108, 6478, 12956, 42107, 49993, 84214, 99986, 168428, 199972, 649909, 1299818, 2049713, 2599636, 3949447, 4099426, 7898894, 8198852, 15797788, 26646269, 51342811, 53292538, 102685622, 106585076, 161927327, 205371244, 323854654, 647709308, 2105055251, 4210110502, 8420221004]

約数ペア:

[(1, 8420221004), (2, 4210110502), (4, 2105055251), (13, 647709308), (26, 323854654), (41, 205371244), (52, 161927327), (79, 106585076), (82, 102685622), (158, 53292538), (164, 51342811), (316, 26646269), (533, 15797788), (1027, 8198852), (1066, 7898894), (2054, 4099426), (2132, 3949447), (3239, 2599636), (4108, 2049713), (6478, 1299818), (12956, 649909), (42107, 199972), (49993, 168428), (84214, 99986)]