127128560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{9403}}^1$

素因数の和:9442

約数の個数: 60

約数和(自身を含む): 320093352

約数和(自身を除く): 192964792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 9403, 13520, 18806, 37612, 47015, 75224, 94030, 122239, 150448, 188060, 244478, 376120, 488956, 611195, 752240, 977912, 1222390, 1589107, 1955824, 2444780, 3178214, 4889560, 6356428, 7945535, 9779120, 12712856, 15891070, 25425712, 31782140, 63564280, 127128560]

約数ペア:

[(1, 127128560), (2, 63564280), (4, 31782140), (5, 25425712), (8, 15891070), (10, 12712856), (13, 9779120), (16, 7945535), (20, 6356428), (26, 4889560), (40, 3178214), (52, 2444780), (65, 1955824), (80, 1589107), (104, 1222390), (130, 977912), (169, 752240), (208, 611195), (260, 488956), (338, 376120), (520, 244478), (676, 188060), (845, 150448), (1040, 122239), (1352, 94030), (1690, 75224), (2704, 47015), (3380, 37612), (6760, 18806), (9403, 13520)]