688414384

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{3203}}^1$

素因数の和:3338

約数の個数: 80

約数和(自身を含む): 1620967680

約数和(自身を除く): 932553296

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 101, 112, 133, 152, 202, 266, 304, 404, 532, 707, 808, 1064, 1414, 1616, 1919, 2128, 2828, 3203, 3838, 5656, 6406, 7676, 11312, 12812, 13433, 15352, 22421, 25624, 26866, 30704, 44842, 51248, 53732, 60857, 89684, 107464, 121714, 179368, 214928, 243428, 323503, 358736, 425999, 486856, 647006, 851998, 973712, 1294012, 1703996, 2264521, 2588024, 3407992, 4529042, 5176048, 6146557, 6815984, 9058084, 12293114, 18116168, 24586228, 36232336, 43025899, 49172456, 86051798, 98344912, 172103596, 344207192, 688414384]

約数ペア:

[(1, 688414384), (2, 344207192), (4, 172103596), (7, 98344912), (8, 86051798), (14, 49172456), (16, 43025899), (19, 36232336), (28, 24586228), (38, 18116168), (56, 12293114), (76, 9058084), (101, 6815984), (112, 6146557), (133, 5176048), (152, 4529042), (202, 3407992), (266, 2588024), (304, 2264521), (404, 1703996), (532, 1294012), (707, 973712), (808, 851998), (1064, 647006), (1414, 486856), (1616, 425999), (1919, 358736), (2128, 323503), (2828, 243428), (3203, 214928), (3838, 179368), (5656, 121714), (6406, 107464), (7676, 89684), (11312, 60857), (12812, 53732), (13433, 51248), (15352, 44842), (22421, 30704), (25624, 26866)]