1330667728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 2837224656

約数和(自身を除く): 1506556928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 101, 104, 194, 202, 208, 388, 404, 653, 776, 808, 1261, 1306, 1313, 1552, 1616, 2522, 2612, 2626, 5044, 5224, 5252, 8489, 9797, 10088, 10448, 10504, 16978, 19594, 20176, 21008, 33956, 39188, 63341, 65953, 67912, 78376, 126682, 127361, 131906, 135824, 156752, 253364, 254722, 263812, 506728, 509444, 527624, 823433, 857389, 1013456, 1018888, 1055248, 1646866, 1714778, 2037776, 3293732, 3429556, 6397441, 6587464, 6859112, 12794882, 13174928, 13718224, 25589764, 51179528, 83166733, 102359056, 166333466, 332666932, 665333864, 1330667728]

約数ペア:

[(1, 1330667728), (2, 665333864), (4, 332666932), (8, 166333466), (13, 102359056), (16, 83166733), (26, 51179528), (52, 25589764), (97, 13718224), (101, 13174928), (104, 12794882), (194, 6859112), (202, 6587464), (208, 6397441), (388, 3429556), (404, 3293732), (653, 2037776), (776, 1714778), (808, 1646866), (1261, 1055248), (1306, 1018888), (1313, 1013456), (1552, 857389), (1616, 823433), (2522, 527624), (2612, 509444), (2626, 506728), (5044, 263812), (5224, 254722), (5252, 253364), (8489, 156752), (9797, 135824), (10088, 131906), (10448, 127361), (10504, 126682), (16978, 78376), (19594, 67912), (20176, 65953), (21008, 63341), (33956, 39188)]